June 99
2.
Air Conditioning Equipment
3.
Fans
4.
Finned Tube Radiation
5.
Prefilters, Afterfilters (may be combined with
prefilters)
6.
Pumps
7.
Radiant Panels
8.
Room by Room Air Balance
9.
Sound Attenuators
10.
Supply, Return and Exhaust Air Diffusers and
Registers
11.
Unit Heaters
12.
Vibration Isolators
13.
Other Schedules as Required
B.
Equipment performance and capacity data shall
correspond to that shown in the calculations, not a
particular manufacturer's catalog data, but the data
shall be in the range of available manufactured
products.
5.3
DUCTWORK DRAWINGS:
A.
The minimum duct size shall be 200 mm x 150 mm
(8"x 6") or 200 mm (8") round.
B.
Provide manual air volume balancing devices in
supply, return and exhaust mains, branch mains and
terminal branches. Install ceiling access panels,
where required, for access to balancing devices.
Show location of balancing devices on the contract
drawings.
C. Use dampers on room diffusers and registers only for
minor balancing requiring a maximum pressure drop
of approximately 25 Pa (0.10 inch) of water gage. Do
not locate registers and/or diffusers on main ducts or
VA Design Guide -- National Cemetery Administration
Page 5 -65
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