INVITATION TO BID BL033-18

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1 March 14, 2018 INVITATION TO BID BL The Gwinnett County Board of Commissioners is soliciting competitive sealed bids from qualified contractor for the Purchase and Installation of Ultraviolet Disinfection Systems for Collins Hill and Mountain Park Aquatic Centers for the Department of Community Services. Bids should be typed or submitted in ink and returned in a sealed container marked on the outside with the BL# and Company Name. Bids will be received until 2:50 P.M. local time on April 06, 2018 at the Gwinnett County Financial Services - Purchasing Division 2 nd Floor, 75 Langley Drive, Lawrenceville, Georgia Any bid received after this date and time will not be accepted. Bids will be publicly opened and read at 3:00 P.M. Apparent bid results will be available the following business day on the website Questions regarding bids should be directed to Dana Garland, CPPB, Purchasing Associate III, at dana.garland@gwinnettcounty.com or by calling , no later than March 26, Bids are legal and binding upon the bidder when submitted. All bids should be submitted in duplicate. Successful contractor will be required to meet insurance requirements. The Insurance Company should be authorized to do business in Georgia by the Georgia Insurance Department, and must have an A.M. Best rating of A-5 or higher. Gwinnett County does not discriminate on the basis of disability in the admission or access to its programs or activities. Any requests for reasonable accommodations required by individuals to fully participate in any open meeting, program or activity of Gwinnett County Government should be directed to Susan Canon, Gwinnett County Justice and Administration Center, The written bid documents supersede any verbal or written prior communications between the parties. Award will be made to the contractor submitting the lowest responsive and responsible bid. Gwinnett County reserves the right to reject any or all bids to waive technicalities and to make an award deemed in its best interest. Bids may be split or awarded in entirety. Gwinnett County reserves the option to negotiate terms, conditions and pricing with the lowest responsive, responsible bidder(s) at its discretion. Award notification will be posted after award on the County website, and companies submitting a bid will be notified via . We look forward to your bid and appreciate your interest in Gwinnett County. Dana Garland Dana Garland, CPPB Purchasing Associate III

2 GWINNETT COUNTY, GEORGIA PAGE 2 BL Scope Gwinnett County is seeking quotes for the removal of existing system and purchase and installation of pool ultraviolet disinfection systems at two Aquatic Centers. Collins Hill Aquatic Center: 2200 Collins Hill Road, Lawrenceville This aquatic center currently has a Siemens unit on the lap pool that will need to be removed and placed just outside of the pump room. This unit has bypass valves attached so it can be isolated. The pool is to remain open during construction. Mountain Park Aquatic Center: 1063 Rockbridge Road, Stone Mountain This aquatic center currently has two Hanovia units, one on the instructional pool and one on the lap pool. These units will need to be removed and placed just outside of the pump room. Both units have bypass valves attached so they can be isolated. Both pools are to remain open during construction. All ultraviolet disinfection systems must contain 2 lamps and be medium pressure. See attached for additional specifications and pictures of current conditions.

3 GWINNETT COUNTY, GEORGIA PAGE 3 BL POOL ULTRAVIOLET DISINFECTION EQUIPMENT NOTE: All references to vendors and "approved manufacturers" are included for description of quality and content of the designated equipment/materials. Equivalent items may be accepted if they meet all standards of quality and purpose for the intended use, as determined by Gwinnett County. 1. GENERAL 1.01 SECTION INCLUDES A. Pool ultraviolet disinfection equipment 1.02 REFERENCE SPECIFICATIONS A. The following latest edition reference specifications, guides and standards shall become part of these specifications as if herein written. If provisions conflict, the more stringent provisions shall apply. 1. NSF National Sanitary Foundation 2. MET Met Laboratories, Inc. 3. CSA Canadian Standards Association 4. UL Underwriters Laboratory 5. NEMA National Electrical Manufacturers Association 6. ANSI American National Standards Institute 7. USEPA UVDGM - U.S. Environmental Protection Agency Ultraviolet Guidance Manual 1.03 SUBMITTALS A. A detailed Operations Manual, embracing the operation functions and recurring maintenance processes, should be included with your bid SUBSTITUTIONS/EQUIVALENTS A. When bidding an equivalent product, detailed specifications should be included with your bid WARRANTY A. Manufacturer to warranty ultraviolet chamber and Spectra Touch Control panel for a period of 5 years excluding lamps, quartz and seals. Medium pressure ultraviolet bulbs shall be warranted for a period of 8,000 hours. Intermittently operated lamps ( 1 on/off cycles per day) will be replaced free of charge should failure occur prior to 3,000 hours and replacement will be prorated between 3,000 and 8,000 hours. B. Manufacturer must maintain spare or replacement parts in the USA for same day or no longer than next day delivery. C. A Service Agreement from a qualified factory certified distributor shall be provided to initiate and maintain the five year warranty. 2. PRODUCTS 2.01 GENERAL A. Ultraviolet Disinfection Equipment: Shall operate within the UVC electromagnetic spectrum emitting wavelengths in the range of 200nm to 400nm. This required wavelength will provide constant disinfection/ inactivation of bacteria, algae, molds, viruses and destruction of Monochloramines, Trichloramines, and Dichloramines. Ultraviolet lamp/ chamber and Spectra Touch control panel by Engineered Treatment Systems (Telephone , Fax ) or approved equal. Any deviation/exception must be provided in writing to and approved. B. The UV system shall have a MET or equivalent (ETL, CSA, or UL) listing, be NSF certified including Section 13 and 3 rd party validated to the USEPA UVDGM 2006 Guidelines. 1. Equipment General Description

4 GWINNETT COUNTY, GEORGIA PAGE 4 BL a. The ultraviolet system shall be provided in a complete package to include: 316L stainless steel chamber, Spectra Touch Control System located in a NEMA 12 rated panel, medium pressure bulb(s) designed to emit wavelengths within the UVC electromagnetic spectrum, strainer basket automatic wiper system, and project commissioning by a certified ETS Ultraviolet Technician UNIT TYPES ECF Units: Ultraviolet manufacturer to offer unit capability of a horizontal OR vertical installation application using state of art design and direct flow through characteristics. Direct flow will be required in order to reduce total head loss through the system. Unit shall be a multiple lamp medium pressure system with a bulb range of (2) 1.0 kw (4) 3.0 kw power range. Multiple lamp system is required in order to maintain quality disinfection in the event of a single bulb failure. ANSI flange range of 4 12 and flow pattern of 360 to % UVT. Any systems validated or designed for flows based on 98 % UVT are not acceptable. Electrical requirements to include either of the following 208, 240, 480 or 575 volt 3-phase with a 40 amp external breaker recommended by ETS based on the appropriate supply voltage. The electrical contractor is to take into account plus/minus 3% for external breaker. All required electrical work to be performed by licensed electrician ULTRAVIOLET CHAMBER A. Pressure rated for 100 psi (tested to 150 psi), and pressure drop across the unit will be minimal. The unit shall be constructed of 316L stainless steel passivated to prevent corrosion within the harsh pool environment. The ultraviolet chamber shall come complete with the following equipment: B. Ultraviolet intensity monitor factory calibrated to provide intensity in mw/cm2, monitors providing percentage of lamp output not acceptable. It must include a built-in alarm system to notify operator when output level drops below required level of 60 mj/cm2 for indoor pools or 40mj/cm2 for outdoor pools (or operator set dosing levels). C. Ultraviolet temperature control system shall be provided to maintain system integrity in the event of flow interruptions to the chamber. D. Ultraviolet chamber shall come complete with annealed quartz sleeve with O ring seals for water tightness. E. Chambers shall be complete with ANSI flanges and all ports or vents shall be threaded NPT. The ultraviolet chamber must be capable of installation in the system so that it remains full under all conditions. F. The ultraviolet unit must be complete with appropriate brackets or feet for ease of installation in either vertical or horizontal mounting. G. The chamber shall have a sacrificial anode attached to the chamber, extending inside the chamber and be bonded to the installation bond loop ULTRAVIOLET LAMP A. Ultraviolet lamp shall be medium pressure high intensity. Lamp shall be designed to emit continuous Ultraviolet wavelengths in the range of 200nm to 400nm. This will provide optimal disinfection benefits and destruction of the Monochloramine, Dichloramine, and Trichloramine compounds. Lamp must remain unaffected by temperature variance of 0 degrees to 200 degrees Fahrenheit. B. The lamp system must provide a constant dose of not less than 60 mj/cm2 until the end of the lamp life for indoor applications and not less than 40 mj/cm2 for outdoor disinfection and this must be based on constantly monitoring the full recirculating flow rate, not on a side stream treatment. Power stepping systems are not acceptable AUTOMATIC WIPER SYSTEM A. An automatic cleaning system shall be provided for cleaning of quartz sleeve and ultraviolet monitor probe. The system shall travel the entire length of the quartz sleeve twice per desired cleaning cycle. Precision molded wiper rings shall be provided to ensure thorough quartz tube cleaning and quartz tube protection. Wiper cycle shall be user selectable and adjustable within a range of 15 minutes to 24 hours depending on anticipated application and deposit build-up. At a minimum the automatic wiper system shall have the following characteristics: 1. System shall utilize direct belt drive with square machined pulleys and shafts to prevent slippage and pin shearing. Systems utilizing shear pins or complicated gear boxes will be unacceptable.

5 GWINNETT COUNTY, GEORGIA PAGE 5 BL Wiper power supply shall be 24 volt DC for improved safety. Higher voltage not acceptable. 3. System shall incorporate direct shaft encoding for positional location. Systems relying on external limit switches or internally located magnets will be unacceptable. 4. Wiper interval shall be operator selectable with optional override switch. 5. Wiper faults are to be indicated on the control system display. 6. Wiper system to utilize intelligent operation for automatic start-up commissioning. a. Records wiper position at chamber ends. Position must be fixed and not dependent on a timed interval or component striking end of chamber. b. Establish a travel run without setting limit adjustments to ensure system integrity and longevity ULTRAVIOLET CONTROL SYSTEM A. Control cabinet shall be Engineered Treatment System SPECTRA Touch control unit (Phone: ) or equivalent. Systems shall be epoxy coated NEMA 12 rated cabinet. Three levels of operation shall be provided to meet the needs of the operator and pool environment: simple control (start, stop and reset), full parameter display, and customized operator configuration. Modes of operation shall be password protected to secure system critical setup functions. Touch control system shall have clearly identifiable start, stop, and reset icons (suitable for gloved operation) with running and fault LCD indicators. 3. EXECUTION 1. Touch screen shall display a minimum of the following: Ultraviolet dose (derived from flow and intensity inputs), Ultraviolet intensity (as a % and mw/cm2), lamp current, flow rate (accepts signal from optional flow meter displayed as gallons per minute), chamber temperature (displayed as deg. F), operation hour meter, system spares listing, lamp fault, low ultraviolet & temperature alarm, ground fault trip, wiper fault. All alarm functions shall have simple text message display to assist in fault finding. 2. Touch control system shall have a minimum of the following system interface control: remote operation, process interrupt features (from valves, flow meters), low UV dose (configurable to shutdown or alarm only), flow meter input, auto-restrike, half to full power ultraviolet setting with 24 hour/7 day settable timer, dose pacing interface. 3. Touch control system shall have built in data-logging capabilities to record the following information: ultraviolet intensity required, ultraviolet intensity measured, lamp current, chamber temperature, flow rate (if flow meter is connected), time and date stamp, all alarms generated. 4. Touch control system must be able to be interfaced with a chemistry controller that can measure total or combined Chloramines in order to maintain the proper dosage required during the life of the lamp. 5. Touch control system must be capable of operating through Ethernet or Wi Fi 6. Touch control system must be capable of interfacing with a SCADA system including both Profibus and Modbus SYSTEM STARTUP A. Install in accordance with manufacturer s instructions. B. Commissioning 1. Ultraviolet chamber and control panel shall be commissioned by a qualified factory trained technician to institute the five year warranty. 2. Final electrical and control cabling will be connected from the Spectra control cabinet to the ultraviolet disinfection chamber during the commissioning process. 3. Daily operation and simple maintenance instructions shall be provided during the commissioning process.

6 BL Page 6 The Bidder has carefully examined and fully understands the Plans and Specifications and other Documents hereto attached, and has made a personal examination of the Site of the proposed Work, and has satisfied himself as to the actual conditions and requirements of the Work, and hereby proposes and agrees that if his bid is accepted, he will contract with Gwinnett County according to bidding Documents entitled as well as the existing conditions of the project, and conditions affecting the Work, the undersigned proposes to furnish all services, labor and materials required by them in accord with said documents, for the sum as follows: $, which sum is hereinafter called "Base Bid". The Undersigned agrees to commence all preliminary and submittal work within 10 days of the date of Purchase Order issued by Gwinnett County. The undersigned acknowledges receipt of the following addenda, listed by number and date appearing on each: Addendum No. Date Addendum Date Certification Of Non-Collusion in Bid Preparation (Signature) (Date) In compliance with the attached specifications, the undersigned offers and agrees, if this quote is accepted by the Board of Commissioners within ninety (90) days of the date of quote opening, to furnish any or all of the items upon which prices are quoted, at the price set opposite each item, delivered to the designated point(s) within the time specified in the quote schedule. By submission of this bid, I understand that Gwinnett County uses Electronic Payments for remittance of goods and services. Vendors should select their preferred method of electronic payment upon notice of award. For more information on electronic payments, please refer to the Electronic Payment information in the instructions to bidders. Legal Business Name Federal Tax ID Address Does your company currently have a location within Gwinnett County? Yes No Representative Signature Print Authorized Representative's Name Telephone Number Fax Number Address Termination for Cause: The County may terminate this agreement for cause upon ten days prior written notice to the contractor of the contractor s default in the performance of any term of this agreement. Such termination shall be without prejudice to any of the County s rights or remedies by law. Termination for Convenience: The County may terminate this agreement for its convenience at any time upon 30 days written notice to the contractor. In the event of the County s termination of this agreement for convenience, the contractor will be paid for those services actually performed. Partially completed performance of the agreement will be compensated based upon a signed statement of completion to be submitted by the contractor, which shall itemize each element of performance.

7 BL Page 7 BL033-18, Purchase and Installation of Ultraviolet Disinfection Systems for Collins Hill and Mountain Park Aquatic Centers CONTRACTOR AFFIDAVIT AND AGREEMENT (THIS FORM SHOULD BE FULLY COMPLETED AND RETURNED WITH YOUR SUBMITTAL) By executing this affidavit, the undersigned contractor verifies its compliance with The Illegal Reform Enhancements for 2013, stating affirmatively that the individual, firm, or corporation which is contracting with the Gwinnett County Board of Commissioners has registered with and is participating in a federal work authorization program* [any of the electronic verification of work authorization programs operated by the United States Department of Homeland Security or any equivalent federal work authorization program operated by the United States Department of Homeland Security to verify information of newly hired employees, pursuant to the Immigration Reform and Control Act, in accordance with the applicability provisions and deadlines established therein. The undersigned further agrees that, should it employ or contract with any subcontractor(s) in connection with the physical performance of services or the performance of labor pursuant to this contract with the Gwinnett County Board of Commissioners, contractor will secure from such subcontractor(s) similar verification of compliance with the Illegal Immigration Reform and Enforcement Act on the Subcontractor Affidavit provided in Rule or a substantially similar form. Contractor further agrees to maintain records of such compliance and provide a copy of each such verification to the Gwinnett County Board of Commissioners at the time the subcontractor(s) is retained to perform such service. E-Verify * User Identification Number Date Registered Legal Company Name Street Address City/State/Zip Code BY: Authorized Officer or Agent Date (Contractor Signature) Title of Authorized Officer or Agent of Contractor Printed Name of Authorized Officer or Agent SUBSCRIBED AND SWORN BEFORE ME ON THIS THE DAY OF, 201 For Gwinnett County Use Only: Document ID # Issue Date: Initials: Notary Public My Commission Expires:

8 BL Page 8 BL033-18, Purchase and Installation of Ultraviolet Disinfection Systems for Collins Hill and Mountain Park Aquatic Centers CODE OF ETHICS AFFIDAVIT (THIS FORM SHOULD BE FULLY COMPLETED AND RETURNED WITH YOUR SUBMITTAL AND WILL BE REQUIRED PRIOR TO EVALUATION) In accordance with Section of the Gwinnett County Code of Ordinances the undersigned bidder/proposer makes the following full and complete disclosure under oath, to the best of his/her knowledge, of the name(s) of all elected officials whom it employs or who have a direct or indirect pecuniary interest in or with the bidder/proposer, its affiliates or its subcontractors: 1. (Company Submitting Bid/Proposal) 2. (Please check one box below) No information to disclose (complete only section 4 below) Disclosed information below (complete section 3 & section 4 below) 3. (if additional space is required, please attach list) Gwinnett County Elected Official Name Gwinnett County Elected Official Name Gwinnett County Elected Official Name Gwinnett County Elected Official Name 4. Sworn to and subscribed before me this BY: day of, 20 Authorized Officer or Agent Signature Printed Name of Authorized Officer or Agent Notary Public Title of Authorized Officer or Agent of Contractor (seal) Note: See Gwinnett County Code of Ethics Ordinance EO2011, Sec The ordinance will be available to view in its entirety at

9 BL Page 9 FAILURE TO RETURN THIS PAGE AS PART OF YOUR BID DOCUMENT MAY RESULT IN REJECTION. CORPORATION INFORMATION CORPORATE NAME CORPORATE ADDRESS MAILING ADDRESS (IF DIFFERENT) DOING BUSINESS AS (IF DIFFERENT THAN CORPORATE NAME) CORPORATE OFFICERS: PRESIDENT REGISTERED AGENT ADDRESS POWER OF ATTORNEY ADDRESS DATE OF INCORPORATION SECRETARY TREASURER VICE PRESIDENT NUMBER OF FULL DAYTIME EMPLOYEES (M-F/8-5) HAS THE CORPORATION OR ANY OF ITS OFFICERS/AGENTS BEEN INVOLVED IN ANY LITIGATION IN THE PAST FIVE YEARS? IF SO, PROVIDE DATE AND EXPLANATION

10 BL Page 10 FAILURE TO RETURN THIS PAGE AS PART OF YOUR BID DOCUMENT MAY RESULT IN REJECTION. GENERAL CONTRACTOR REFERENCES Gwinnett County requests a minimum of three, (3) references for the Bidder where construction of a similar size and scope have been completed in the past five (5) years. Note: References should be customized for this project vs. submitting a list of previous projects. 1. Company Name Brief Description Of Project Completion Date Contact Person Telephone Facsimile Address 2. Company Name Brief Description Of Project Completion Date Contact Person Telephone Facsimile Address 3. Company Name Brief Description Of Project Completion Date Contact Person Telephone Facsimile Address Company Name [Attach additional sheets, if necessary] Company Name

11 BL Page 11 FAILURE TO RETURN THIS PAGE AS PART OF YOUR BID DOCUMENT MAY RESULT IN REJECTION. LIST OF SUBCONTRACTORS I do, do not, propose to subcontract some of the work on this project. I propose to Subcontract work to the following subcontractors: NAME AND ADDRESS TYPE OF WORK Company Name

12 BL Page 12 STANDARD INSURANCE REQUIREMENTS PROJECTS LESS THAN $1,000, Statutory Workers' Compensation Insurance (a) Employers Liability: Bodily Injury by Accident - $100,000 each accident Bodily Injury by Disease - $500,000 policy limit Bodily Injury by Disease - $100,000 each employee 2. Commercial General Liability Insurance (a) (b) $500,000 limit of liability per occurrence for bodily injury and property damage The following additional coverages must apply: * 1986 (or later) ISO Commercial General Liability Form * Dedicated Limits per Project Site or Location (CG or CG 25 04) * Additional Insured Endorsement (Form B CG with a modification for completed operations or a separate endorsement covering Completed Operations) * Blanket Contractual Liability * Broad Form Property Damage * Severability of Interest * Underground, explosion, and collapse coverage * Personal Injury (deleting both contractual and employee exclusions) * Incidental Medical Malpractice * Hostile Fire Pollution Wording 3. Auto Liability Insurance (a) (b) (c) (d) $500,000 limit of liability per occurrence for bodily injury and property damage Comprehensive form covering all owned, nonowned, leased, hired, and borrowed vehicles Additional Insured Endorsement Contractual Liability 4. Umbrella Liability Insurance - $1,000,000 limit of liability (a) The following additional coverages must apply * Additional Insured Endorsement * Concurrency of Effective Dates with Primary * Blanket Contractual Liability * Drop Down Feature * Care, Custody, and Control - Follow Form Primary * Aggregates: Apply Where Applicable in Primary * Umbrella Policy must be as broad as the primary policy 5. Gwinnett County Board of Commissioners (and any applicable Authority) should be shown as an additional insured on General Liability, Auto Liability and Umbrella Liability policies. 6. The cancellation provision should provide 30 days notice of cancellation.

13 BL Page Certificate Holder should read: Gwinnett County Board of Commissioners 75 Langley Drive Lawrenceville, GA Insurance Company, except Worker' Compensation carrier, must have an A.M. Best Rating of A-5 or higher. Certain Workers' Comp funds may be acceptable by the approval of the Risk Management Division. European markets including those based in London and domestic surplus lines markets that operate on a non-admitted basis are exempt from this requirement provided that the contractor s broker/agent can provide financial data to establish that a market is equal to or exceeds the financial strengths associated with the A.M. Best s rating of A-5 or better. 9. Insurance Company should be licensed to do business by the Georgia Department of Insurance. 10. Certificates of Insurance, and any subsequent renewals, must reference specific bid/contract by project name and project/bid number. 11. The Contractor shall agree to provide complete certified copies of current insurance policy(ies) or a certified letter from the insurance company(ies) if requested by the County to verify the compliance with these insurance requirements. 12. All insurance coverages required to be provided by the Contractor will be primary over any insurance program carried by the County. 13. Contractor shall incorporate a copy of the insurance requirements as herein provided in each and every subcontract with each and every Subcontractor in any tier, and shall require each and every Subcontractor of any tier to comply with all such requirements. Contractor agrees that if for any reason Subcontractor fails to procure and maintain insurance as required, all such required Insurance shall be procured and maintained by Contractor at Contractor's expense. 14. No Contractor or Subcontractor shall commence any work of any kind under this Contract until all insurance requirements contained in this Contract have been complied with and until evidence of such compliance satisfactory to Gwinnett County as to form and content has been filed with Gwinnett County. The Acord Certificate of Insurance or a preapproved substitute is the required form in all cases where reference is made to a Certificate of Insurance or an approved substitute. 15. The Contractor shall agree to waive all rights of subrogation against the County, the Board of Commissioners, its officers, officials, employees, and volunteers from losses arising from work performed by the contractor for the county. 16. Special Form Contractors Equipment and Contents Insurance covering owned, used, and leased equipment, tools, supplies, and contents required to perform the services called for in the Contract. The coverage must be on a replacement cost basis. The County will be included as a Loss Payee in this coverage for County owned equipment, tools, supplies, and contents. 17. The Contractor shall make available to the County, through its records or records of their insurer, information regarding a specific claim related to any County project. Any loss run information

14 BL Page 14 available from the contractor or their insurer relating to a County project will be made available to the county upon their request. 18. Compliance by the Contractor and all subcontractors with the foregoing requirements as to carrying insurance shall not relieve the Contractor and all Subcontractors of their liability provisions of the Contract. 19. The Contractor and all Subcontractors are to comply with the Occupational Safety and Health Act of 1970, Public Law , and any other laws that may apply to this Contract. 20. The Contractor shall at a minimum apply risk management practices accepted by the contractors industry. 21. Builder's Risk Insurance or Installation Floater Insurance required on all new structures, bridges, overpasses, culverts and railroad crossings - limit at least as broad as contract amount. If the project does not involve a new structure, bridge, overpass, culvert or railroad crossing then the coverage is not needed. Surety Bonds (If Required) All of the surety requirements will stay the same except the Surety Company must have the same rating as item 8 above. Rev 1/17

15 BL Page 15 FAILURE TO RETURN THIS PAGE MAY RESULT IN REMOVAL OF YOUR COMPANY FROM COMMODITY LISTING. BL Buyer Initials: DG IF YOU DESIRE TO SUBMIT A "NO BID" IN RESPONSE TO THIS PACKAGE, PLEASE INDICATE BY CHECKING ONE OR MORE OF THE REASONS LISTED BELOW AND EXPLAIN. Do not offer this product or service; remove us from your bidder's list for this item only. Specifications too "tight"; geared toward one brand or manufacturer only. Specifications are unclear. Unable to meet specifications Unable to meet bond requirements Unable to meet insurance requirements Our schedule would not permit us to perform. Insufficient time to respond. Other COMPANY NAME AUTHORIZED REPRESENTATIVE SIGNATURE

16 BL Page 16 Collins Hill Aquatic UV Box 1

17 BL Page 17 Collins Hill Aquatic UV Unit

18 BL Page 18 Mountain Park Aquatic Center Pool UV

19 BL Page 19 Mountain Park Aquatic Center Pool UV Box