J--GATE-TROUBLESHOOT & REPAIR HVAC-BLDG 26

Amendment / Modification

This amendment (0004) to solicitation 140P4526Q0010 modifies the original solicitation dated 02/13/2026. The primary purpose of this amendment is to respond to vendor questions.

Key changes and clarifications include:

• Point of Contact: One onsite Point of Contact (POC) is required, who will be responsible for the work.

• Warranty Period: A five (5) year warranty is required for completed repairs.

• Additional Fittings/Components: If additional fittings or components are needed after pressure and leak testing, the contractor must notify the Contracting Officer (CO) and Contracting Officer's Representative (COR). Change orders can be discussed and negotiated for work beyond the original Statement of Work (SOW).

• Unrelated Leaks/Issues: The government will decide on a case-by-case basis how to address unrelated leaks or issues identified after the original repairs are completed.

• Sheetrock Repair: The contractor is not responsible for repairing sheetrock cut open by the government during the original repairs.

• This amendment provides answers to vendor questions, impacting the understanding of requirements related to personnel, warranty, scope of work, and repairs.

• The due date for quotes has been extended to March 11, 2026, at 2:00 PM EDT.

• All other terms and conditions remain unchanged.

Statement of Work (SOW)

To perform a complete troubleshooting and repair of the entire existing HVAC system for Building 26 at the Gateway National Recreation Area, Sandy Hook Unit, making the systems fully operational.

• Diagnose and troubleshoot the cause(s) of failures in both the first and second-floor HVAC systems.

• Provide all necessary materials and labor for testing and repair of the entire existing HVAC system, including line sets, fittings, and equipment.

• Repair suspected leaks and low refrigerant issues on the first floor system.

• Address issues with leaking elbows and couplings on the second-floor system, which currently does not hold a charge.

• Re-braze all fittings and refrigerant lines (no compression/crimped fittings).

• Recharge the entire HVAC system with the proper refrigerant (R410A) to operational status. Estimated total refrigerant not to exceed 75-lbs.

• Inspect and verify the entire system is working properly post-repair through pressure and vacuum testing.

• Reinstall or install new, properly sized insulation for all piping and fittings, including approximately 4 feet of previously uninsulated piping.

• Ensure all work is performed according to code and manufacturer guidelines.

• Provide all manufacturers' specifications, manuals, and warranty information for provided materials.

• First Floor: One (1) 12-ton Daikin VRV-IV Heat Pump condensing unit (Model: RXYQ144XATJA), five (5) stand-up Daikin air units, and one (1) Daikin Fan Coil Unit (Model: FXTQ24PAVJU).

• Second Floor: One (1) 14-ton Daikin VRV-IV Heat Pump condensing unit (Model: RXYQ168TTJU), and four (4) Daikin Air Handler Units (3x Model: FXMQ48PAVJU, 1x Model: FXMQ36PAVJU).

• Refrigerant type for both systems is R410A.

• Location: 26 Hudson Road, Sandy Hook Unit of Gateway National Recreation Area, Fort Hancock, Monmouth County, New Jersey 07732.

• Commencement: Within 2 weeks of Contract Award.

• Completion: Within 21 days after the Notice to Proceed.

• Work Hours: 7 a.m. to 5 p.m., Monday through Friday, excluding Federal Holidays, unless prior approval is given.

• Contractor must hold all required mechanic licenses.

• All parts/materials must be from or approved by the unit manufacturer.

• Contractors are strongly encouraged to visit the site prior to bidding.

• Contractor shall contact the COR to coordinate all onsite work.

Amendment / Modification

This amendment (0003) modifies the solicitation.

• The Statement of Work (SOW) dated 02-27 has been revised and attached.

• All other terms and conditions remain unchanged.

• Direct all correspondence related to this Request for Quotation (RFQ) to Linda Richardson via email at linda_richardson@nps.gov.

Amendment / Modification

This amendment (0002) to solicitation 140P4526Q0010, effective February 27, 2026, provides responses to vendor questions and clarifies certain aspects of the solicitation.

Key changes and clarifications include:

• Scope of Work (SOW) Revisions: The revised SOW now covers additional condenser units and updated requirements for testing and repairing all line sets on each floor.

• Insulation: The revised SOW will state that all piping must be left insulated. If existing piping is usable, it can be reused; otherwise, new insulation must be installed. While the park made minimal repairs that may have removed insulation, the need to insulate those pipes will be included without a separate line item.

• Valves and Fittings: The SOW mentions potential valve replacements, but no specific valves are currently identified as needing replacement. The general statement that the contractor is responsible for diagnosis and troubleshooting of the entire building's HVAC systems covers the evaluation of fittings, including those that may have been installed with "pro press" fittings.

• Access and Obstructions: The Park Service will move any items that obstruct contractor access to work areas, such as files and papers in areas where brazing is to occur.

• Chase Removal: The chase running from the basement to the second floor is not expected to be removed for the investigation work.

• Statement of Work (SOW) regarding condenser units, line sets, insulation, and valve/fitting replacements.

• The proposal due date remains unchanged: March 11, 2026, at 2:00 PM ED.

Form / Attachment / Pricing Sheet

This document is a "Contract Bid Schedule" for the "Troubleshoot and Repair HVAC System at Building 26, Gateway National Recreation Area – Sandy Hook Unit." It is used by offerors to submit their bid pricing for the specified services and materials.

• Direct Labor Hours: Requires input for Supervisor and HVAC Tech(s), including total hours, hourly rate, and calculated total cost.
• Material/Supplies: Includes line items for "Material for troubleshooting," "Refrigerant (up to 75 lbs)," and "Equip for repair (including 6 total valves / fittings)," each requiring a cost input.
• Totals: Fields for calculating the total Direct Labor Hours cost, total Material/Supplies cost, and the final "Total Base Bid."
• Offeror Information: Fields for Offeror's Name, Address, UEI/DUNS, Point of Contact (POC), and Phone/Email.

This form is essential for bidders to calculate and submit their pricing for the HVAC repair services. Failure to complete it accurately may result in a non-responsive bid. Bidders must itemize costs for labor and materials as specified and ensure all required offeror information is provided.

Statement of Work (SOW) / Performance Work Statement (PWS)

To perform complete troubleshooting and repair of the existing HVAC system for Building 26 at the Gateway National Recreation Area - Sandy Hook Unit, ensuring the systems are fully operational.

• Troubleshoot and repair the HVAC system for Building 26, which includes one 12-ton Daikin VRV-IV Heat Pump condensing unit (1st floor) and one 14-ton Daikin VRV-IV Heat Pump condensing unit (2nd floor).

• The system also includes four stand-up units and one air handler on the first floor, and four air handler units on the second floor.

• Address suspected refrigerant leaks and low refrigerant on the first floor.

• Address a previously detected leaking elbow and two leaking couplings on the second floor that are not holding a charge.

• Provide all necessary materials and labor for repairs, including brazing of fittings and refrigerant lines (no compression/crimped fittings).

• Recharge the entire HVAC system with R410A refrigerant, estimated not to exceed 75-lbs. The contractor must determine the exact amount needed.

• Conduct a complete system inspection, including pressure and vacuum testing, for both floors after repairs.

• All work must comply with codes and manufacturer guidelines.

• The repaired systems must be fully operational.

• The contractor must provide detailed findings of the troubleshooting to the COR.

• The contractor must provide all manufacturers' specs, manuals, and warranty information for provided materials.

• Work Location: 26 Hudson Road, Fort Hancock, Monmouth County, New Jersey 07732.

• Commencement: Within 2 weeks of Contract Award.

• Completion: Within 21 days after the Notice to Proceed.

• Work Hours: 7 a.m. to 5 p.m., Monday through Friday, excluding Federal Holidays, unless prior approval is given.

• The contractor must hold all required mechanic licenses to work on the HVAC system.

• Parts and materials must be from or approved by the unit manufacturer.

• Contractors are strongly encouraged to visit the site prior to bidding. Site visits must be scheduled through the park POC and will be between 9 am and 2 pm on specified days.

Form / Attachment / Pricing Sheet

This document contains mechanical floor plans, details, and schedules for Building 26. It provides specific information regarding the layout and specifications of the mechanical systems, including Variable Refrigerant Volume (VRV) units, heat pumps, air handling units (AHUs), and associated piping and ductwork.

• Floor Plans (M1.04, M1.05, M1.06): Illustrate the placement of mechanical equipment, refrigerant lines, condensate drains, and air devices on the basement, first, and second floors.
• Details and Schedules (M1.07): Includes diagrams for condensate discharge, typical vertical AHUs, suspended horizontal VRVs, and detailed schedules for Variable Refrigerant Volume Indoor Units and Outdoor Heat Pump Units. It also lists an Air Device Schedule.
• General Notes: Provide installation and material requirements, such as insulation for refrigerant and condensate lines, platform specifications for VRF heat pumps, and requirements for ductwork concealment and sound dampening.
• Keyed Notes: Detail specific installation instructions for condensate pumps, sleeves, and VRF unit mounting.

This document is crucial for bidders to understand the scope and technical requirements of the mechanical systems installation for Building 26. It details the types and locations of equipment, piping, and ductwork, which will inform bidding, material procurement, and installation planning. The schedules provide specific model numbers, capacities, and electrical requirements for the mechanical components.

Form / Attachment / Pricing Sheet

This document contains photographs and informational labels related to the HVAC systems at Building 26, Sandy Hook Unit, Gateway National Recreation Area. It serves as a visual reference for the existing equipment that may be involved in a troubleshoot and repair effort.

• Exterior Units: Photos and labels of two Daikin VRV IV Units Heat Pumps, identified as serving the 1st floor (left) and 2nd floor (right).
• Unit Labels: Detailed specifications for the Daikin VRV IV units, including model numbers (RXYQ144XATJA and RXYQ168TTJU), serial numbers, manufacturing dates, weights, power supply, circuit information, fan motor and compressor details, design pressures, refrigerant type (R410A), and certifications (Intertek, AHRI).
• Interior Units: Photographs of typical air handlers for the 1st and 2nd floors of Building 26.
• Piping: Images showing piping runs in the basement that connect to the 1st and 2nd floor air handler units.

This document provides visual and technical details of the current HVAC infrastructure at Building 26. Bidders should review these photos and specifications to understand the existing equipment, its configuration, and its location, which will be critical for assessing the scope of work, developing repair strategies, and preparing accurate proposals for any related solicitations.

Amendment / Modification

This amendment (0001) to solicitation 140P4526Q0010 modifies the original solicitation dated 02/13/2026.

Key changes include:

• Submission of a revised Statement of Work (SOW) and other pertinent information that was inadvertently omitted.

• Extension of the due date for offers to March 11, 2026, at 2:00 PM ED.

• Change of the site visit cut-off date to March 4, 2026.

• Clarification that all questions must be submitted via email to linda_richardson@nps.gov on or before March 6, 2026, at 12:00 PM.

• A revised Statement of Work and other information are now included.

• The proposal due date has been extended.

• The site visit cut-off date has been changed.

• A deadline for submitting questions has been established.

Form / Attachment / Pricing Sheet

This document is a submittal data sheet for Daikin VRV IV X HP condensing units. It provides detailed specifications and performance data for two models: RXYQ144XATJA (12 Ton, 230V) and RXYQ168TTJU (14 Ton, 230V).

• Features: Highlights include industry-first integration with communicating gas furnaces, design flexibility for system expansion, Variable Refrigerant Temperature (VRT) control for improved efficiency, new service windows for easier maintenance, US assembly for reduced lead times, and a 10-year limited parts warranty.
• Benefits: Emphasizes modularity, lightweight design, inverter technology for efficiency, corrosion resistance, long piping capabilities, and options for gas furnace or heat pump heating.
• Performance Data: Includes rated cooling and heating capacities, input power, EER, IEER, COP, and operating temperature ranges.
• Outdoor Unit Details: Provides information on power supply, circuit amps, airflow, compressor type, capacity control range, pipe connections, dimensions, weight, and sound levels.
• System Details: Lists refrigerant type, holding charge, additional charge, and maximum pipe lengths.
• Dimensional Drawing: Includes detailed schematics of the outdoor units.

This document is crucial for bidders to understand the technical specifications of the HVAC equipment being offered. It allows them to verify compliance with project requirements, assess performance capabilities, and plan for installation based on the provided dimensions and connection details. The detailed performance metrics (capacity, efficiency ratings) are essential for evaluating the suitability of the equipment for the intended application.

Form / Attachment / Pricing Sheet

This document is a Past Performance Questionnaire/References form. It is required for all quoters to complete in order to receive consideration for the opportunity.

• Contractor Information: Name, UEI, Address, Phone, Fax, Type of Business.
• Experience Details: Years in the requested work type, years as Prime/Sub-contractor.
• Project History: Details on up to three (3) completed projects within the last five years, including contract amount, type, completion date, and reference contact information.
• Past Performance Questions: Whether the contractor has failed to complete work or if work was completed by performance/payment bond.
• Proposed Team: Information on whether the contractor plans to perform all work and if subcontractors will be used, including their key trades.
• Certification: A statement certifying the accuracy of the provided information.
• References: Detailed fields for up to three (3) past experiences, including contract/work type, contract number, total contract value, agency/firm, site contact, start/end dates, and a brief description of duties.

This form is critical for bidders to provide detailed information about their past performance and experience. Completing this accurately and thoroughly is a requirement for consideration in the evaluation process. The information provided will be used by the government to assess the bidder's capability to perform the required services.

Statement of Work (SOW)

To troubleshoot and repair the existing HVAC system for the second floor of Building 26 at the Gateway National Recreation Area - Sandy Hook Unit, making the system fully operational.

• Diagnose and troubleshoot the cause of the HVAC system failure.

• Repair the existing HVAC system, which includes one 14-ton Daikin VRV-IV Heat Pump unit and four Daikin air handler units.

• Provide all necessary materials and labor for repairs and system recharging with R410A refrigerant.

• Perform a complete system inspection, including pressure and vacuum testing, to verify proper operation.

• Ensure all work complies with codes and manufacturer guidelines.

• Fittings and refrigerant lines must be brazed, not compressed or crimped.

• The system must be fully operational after repairs.

• The contractor must provide detailed findings of the troubleshooting to the Park.

• The contractor shall immediately inform the COR of any issues discovered during troubleshooting or if the total refrigerant needed exceeds the estimated 50-lbs.

• Place of Performance: 26 Hudson Road, Fort Hancock, NJ 07732.

• Period of Performance: Activities commence within 2 weeks of Contract Award and must be completed within 21 days after the Notice to Proceed.

• Work Hours: Monday through Friday, 7 a.m. to 5 p.m., excluding Federal Holidays, unless prior approval is given.

• Contractor must be qualified to work on the specified units and system.

• Parts and materials must be from or approved by the manufacturer.

• The Primary Contractor must hold all required mechanic licenses and perform a minimum of 51% of the labor.

• Contractor must provide manufacturer specs, manuals, and warranty information for all materials.

• Potential contractors are strongly encouraged to visit the site prior to bidding. Site visits must be scheduled through the park POC.

Solicitation / RFP / RFQ

This is a combined synopsis/solicitation for commercial items to procure services for troubleshooting and repairing the entire existing HVAC system for the second floor of Building 26 at Gateway National Recreational Area, Fort Hancock, NJ. The National Park Service intends to award a Firm Fixed Price Contract.

• Conduct an entire system check of the second floor HVAC system to determine the cause(s) of the failed system.

• Diagnose and troubleshoot the entire second floor HVAC system.

• Provide all materials and labor for troubleshooting and repair.

• Provide detailed findings of the troubleshooting to the Park.

• Replace up to 6 faulty valves or fittings, or address other discovered issues after informing the COR.

• Use brazed fittings and refrigerant lines (no compression/crimped fittings).

• Recharge the entire second floor HVAC system with the proper refrigerant (R410A) and make it fully operational.

• Determine and provide the total amount of refrigerant needed.

• Complete an entire second floor HVAC system inspection, including pressure and vacuum testing, of the newly repaired system.

• All work must be done by code and follow manufacturer guidelines.

• Contractor must be qualified to work on the units and system being repaired.

• All parts/materials must be from or approved by the manufacturer.

• The primary contractor shall perform a minimum of 51% of the labor.

• Contract Type: Firm Fixed Price

• Period of Performance: Anticipated to begin March 2026 and run through April 2026.

• Estimated Value: Not explicitly stated, but the solicitation is for "Simplified Acquisitions FAR 13 – Other than Lowest Price."

• Proposal or quote submission instructions: Email to linda_richardson@nps.gov.

• Key Deadlines:

  • Site Visits must be completed on or before February 23, 2026.
  • Questions must be submitted in writing by 12:00 PM ET on February 25, 2026.
  • Quotes are due by 2:00 PM ET on March 2, 2026.

• Evaluation Criteria: Award will be made to the responsible offeror whose quote is most advantageous to the Government, considering price and other factors. Evaluation factors include Technical Capability and Past Performance.

• This solicitation is a 100% Small Business Set-Aside.

• Offerors must be registered in the System for Award Management (SAM).

• The North American Industry Classification System (NAICS) code is 238220 - Plumbing, Heating and Air Conditioning, with a U.S. Small Business Administration size standard of $19 million.

• Construction Drawings, Daikin Heat Pump cut sheets, and photos of the HVAC system are attached.

• A site visit is highly recommended and can be scheduled with Thomas Donzelli (thomas_donzelli@nps.gov).

Wage Determination

This document is a Wage Determination issued under the Service Contract Act, specifically Wage Determination No. 2015-4195, Revision No. 31, with the last revision date of December 3, 2025. It establishes the minimum wage rates and fringe benefits required for various occupations performing contract work in the State of New Jersey, specifically within the Counties of Monmouth and Ocean.

• Occupational Listings: The document provides a comprehensive list of job classifications, each with a corresponding minimum hourly wage rate and a footnote indicating required fringe benefits.
• Fringe Benefits: Fringe benefits are required for all listed occupations and follow the occupational listing. Specific details on health and welfare benefits are provided, including rates per hour, per week, and per month.
• Executive Orders: The document references Executive Order (EO) 13706 (Paid Sick Leave) and EO 13658 (Minimum Wage), outlining their applicability to contracts and the requirements for contractors regarding paid sick leave and minimum hourly wages.
• Vacation and Holidays: Standard provisions for paid vacation (based on years of service) and a minimum of twelve paid holidays per year are detailed.
• Conformance Process: Information is provided on the process for requesting additional classifications and wage rates if a required job classification is not listed in the determination.

This wage determination is crucial for any bidder on a Service Contract Act-covered contract in the specified geographic area. It directly impacts labor costs by defining the minimum wages and benefits that must be paid to employees performing contract services. Bidders must use this information to accurately calculate their labor costs and ensure compliance with federal regulations when preparing their proposals.

Form / Attachment / Pricing Sheet

This document is a Technical Questionnaire related to Solicitation #: 140P4526Q0010 for the "Troubleshoot and Repair HVAC System at Bldg., 26" at Gateway National Recreational Area, Sandy Hook Unit, Fort Hancock, NJ.

The questionnaire asks offerors to provide detailed responses to five questions:

• Question #1: Describe the plan to complete the project, adhering to the statement of work and period of performance, while keeping costs in line with the quote.
• Question #2: Elaborate on years of experience and provide examples of completed projects matching the Scope of Work.
• Question #3: Discuss the contractor's ability to demonstrate sufficient knowledge for this type of work.
• Question #4: Specify the type of equipment to be used to complete the tasks listed in the Statement of Work.
• Question #5: Explain what the contractor will do to ensure quality in their deliverables.

Responses to this questionnaire, along with pricing and past performance, are critical for the selection official's evaluation of a quote for award. Inadequate or vague responses may result in a non-responsive quote. Bidders may use additional pages for their responses if needed.