Project Name
Project Number
TEMF
Statement of Work
UFC 4-214-02, 24 Jul 03
combustion water heaters. [Preparer of RFP shall clearly indicate which equipment applies
when multiple building types are involved.]
8-3.1.1
Gas fired water heater. Gas fired water heaters shall be in accordance with ANSI
Z21.10.1, Water Heaters, Gas, Volume I, Storage Type, 22 kW [75,000 BTUH] Input or less,
and shall be sealed combustion high efficiency type. Water heaters with powered ventilation
shall be vented in accordance with manufacturer's instructions. Minimum equipment
efficiencies shall be in accordance with DOE Buying Energy Efficient Products
Recommendations ( refer to www.eren.doe.gov/femp/procurement for recommended
efficiencies) or Energy
8-3.1.2
Electric water heater. Electric water heaters shall comply with UL 174, Water
Heaters, Household Electric Storage Tank Type. Minimum equipment efficiencies shall be in
accordance with DOE Buying Energy Efficient Products Recommendations ( refer to
8-3.1.3
Oil fired water heater. Oil fired water heaters shall be in accordance with UL 732.
Units shall be UL listed.
8-3.1.4
Steam water heater. Storage tanks shall be ASME stamped for the working
pressure. The tank shall be cement-lined or glass-lined steel type in accordance with AWWA
D100. The heat loss shall conform to the requirements of ASHRAE 90.1. The heat exchanger
shall be double wall type that separates the potable water from the heat transfer medium with a
space vented to the atmosphere in accordance with the code and shall have a working pressure
of 1034 kPa with steam at a temperature of 208 degrees C. Tubing shall be light-drawn copper
tubing conforming to ASTM B 75.
8-3.2
Pumps. Recirculating pumps shall be inline type and shall be provided whenever hot
water piping extends further than 15 m from a tank.
8-3.3
Air compressors. Unit shall be a UL-listed, factory-packaged assembly including
duplex compressors mounted on a receiver tank with automatic means for alternating
compressors. Each compressor shall [start and stop automatically at upper and lower pressure
limits of the system] [regulate pressure by constant speed compressor loading and unloading].
Means shall be provided for draining condensed moisture from the receiver by an automatic
float type trap. Receivers shall be designed and constructed in accordance with ASME BPV VIII
Div 1 and for a working pressure of 1034 kPa. The system shall be provided with the necessary
regulator valves to maintain the desired pressure for the installed equipment.
8-4
FIXTURES. The following fixtures will be acceptable for the facilities on this project
except where noted otherwise for specific buildings. Provide handicap accessible type as
required by Uniform Federal Accessibility Standards. Fixtures shall be water conservation type,
in accordance with the International Plumbing Code. Fixtures shall be provided complete with
fittings, and chromium- or nickel-plated brass (polished bright or satin surface) trim. All fixtures,
fittings, and trim in a project shall be from the same manufacturer and shall have the same
finish.
8-4.1
Vitreous china plumbing fixtures shall conform to ANSI A112.19.2, Vitreous China
Plumbing Fixtures. Stainless steel fixtures shall be in accordance with ANSI A112.19.3,
Stainless Steel Plumbing Fixtures (residential design). Plastic fixtures shall conform to ANSI
Z124. Enameled cast iron plumbing fixtures shall comply with ANSI A112.19.1, and enameled
SOW-76
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