|
cpvc duct
Solvent Cement Plastic Pipe Joints. Plastic pipe and fittings
designed to be joined by solvent cementing shall comply with appropriate
IAPMO Installation Standards.
ABS pipe and fittings shall be cleaned and then joined with listed
solvent cement(s).
CPVC pipe and fittings shall be cleaned and joined with listed
primer(s) and solvent cement(s).
Exception: Listed solvent cements that do not require the use
of a primer shall be permitted for use with CPVC pipe and fittings
1/2" through 2" in diameter, manufactured in accordance
with ASTM D 2846/D 2846M-99, which is incorporated by reference
and published by American Society for Testing and Materials, 100
Barr Harbor Drive, West Conshohocken, PA 19428-2959. This incorporation
by reference does not include any later amendments or editions.
PVC pipe and fittings shall be cleaned and joined with listed
primer(s) and solvent cement(s) conforming to ASTM F 493-97, which
is incorporated by reference and published by American Society
for Testing and Materials, 100 Barr Harbor Drive, West Conshohocken,
PA 19428-2959. This incorporation by reference does not include
any later amendments or editions.
4. Sec. 507.6 is added to read: "Liquefied Petroleum Gas
(LPG). All provisions of this chapter shall apply to combustion
air for equipment using liquefied petroleum gas. Exceptions:
(a) The bottom of the lower combustion air opening shall be located
at or below the floor of the room containing LPG-fueled equipment.
(b) The lower combustion air duct, when used, shall have the bottom
installed level or with a downward slope, starting from a point
at or below the equipment room floor and continuing to the outside
of the structure. The duct shall terminate above the finish grade,
and shall be provided with wire mesh screen to cover the opening.
(c) No pockets or trapped sections shall be permitted in any lower
combustion air duct.
5. Table 5-1 is modified. Refer to Table A - Size of Combustion
Air Openings or Ducts for Gas - or Liquid-Burning Water Heaters.
6. Sec. 517.6 is modified to read: "No venting system shall
terminate less than three feet (0.9m) above any forced air inlet
or evaporative cooler located within 10 feet (3.0m) or less than
four feet (1.2m) from any property line except a public way.
 Please Contact Us to discuss your cpvc duct
needs. You design it, we build it.
cpvc
duct
|
|
