Direct Vent Pipe Sizes

Available pipe sizes lengths.

Direct vent pipe sizes.

Selkirk direct temp direct vent pipe offset support. This piping system incorporates two pipes of different sizes in one unit. Direct vent pipe manufacturer duravent 158 metalbest 75 napoleon 33 takagi 12 noritz 2 rinnai 2 series directvent pro 157 direct temp 45 material aluminum 122 galvanized steel 114 stainless steel 63 copper 4 vent pipe size 4 x 6 5 8 134 5 x 8 89 4 18 3 6 5 5 2 3. Ventis direct vent pipe 13 by 13 inch removable base terra cotta mount co linear cap for 3 inch exhaust ventis.

Ventis direct vent pipe aluminum non vented 7 12 to 12 12 pitch roof flashing for 5 inch inner diameter ventis. The required size of the drain shall be determined in accordance with table 710 1 2. The outer pipe draws air for combustion from outside and the smaller pipe occupies the inner position and is used to vent the exhaust fumes. Vents exceeding 40 feet 12 192 mm in developed length shall be increased by one nominal pipe size for the entire developed length of the vent pipe.

7 12 24 36 and 48. This type is an ideal alternative to natural vent systems. High efficiency condensing furnaces require special plastic vent pipes as well as a plastic drain pipe to drain condensate created by the furnace. Nominal 4 id x 6 5 8 od and nominal 5 id x 8 od.