Generator Exhaust Pipe Through Trailer Roof

Venting welder generator exhaust from enclosed trailer you will want to isolate the pipe as it passes through the trailer.

Generator exhaust pipe through trailer roof.

You want at least 1 foot above the roof line. 1 each 3 inch drain pipe 1 foot length with cutout 2 each 3 inch drain pipe couplers. Then took a 90 degree exhaust and turned it down to adapt it to 3 double wall gas vent pipe. 5 0 out of 5 stars 5.

One was the amount of heat produced. Because of a long equivalent length of the exhaust flue about 40 50 ft and bends the calculated pressure loss exceeds that suggested for the generator. I had 10 of 1 5 iron pipe which gave me about 8 sticking past the door on the outside. Camco gen turi rv generator exhaust venting system reduce generator fumes and noise easy to install and disconnect 44461 4 8 out of 5 stars 673.

In poor weather the plan was to run the generator in the garage and pipe the exhaust through the port in the door. The thimble must conform to the national fire protection association bulletin nfpa 110 and local building codes. It got rid of the exhaust fine but 3 unexpected problems came about. Double walled metal thimbles must be 153mm 6 inches larger than pipe diameter.

Hapco insulated exhaust roof and wall thimbles are recommended for use with exhaust pipes that must pass through a structure. 5 coupon applied at checkout save 5 with. This was a little onan 5cck. The venting system is designed specifically for rv generators to help provide fresher air around rvs plus minimize generator noise.

The thimbles prevent exhaust pipe heat from being transmitted to the combustible material. It utilizes a tubing and coupling system to raise the generator exhaust above the top level of your rv. 2 each 3 inch drain pipe 4 foot length longer if your motorhome is tall. Roof jacks are critical in complying with local fire and safety regulations by protecting wall and roof material from exhaust pipe heat.

Pipes passing through wooden walls or roofs require single walled metal thimble guards 305mm 12 inches larger than the exhaust pipe diameter. I welded 1 3 4 exhaust pipe onto the muffler end it was a good bit larger so had to fill in. This was to go through the plywood floor. A double wall pipe or at least a larger piece of sheet metal similar to a bulkhead fitting will suffice.

Trying to vent engine drive exhaust from enclosed trailer. They provide transitions for exhaust piping where it is necessary to pass exhaust pipe through walls and roofs safely to the outside atmosphere.