No Tyvek Behind Siding

How long should tyvek wb be exposed before it is covered with siding.

No tyvek behind siding.

Take the tyvek off and start over with a better detail i typically detail 1 polyiso w a weather resistive barrier over that and then a vented air gap w battens to hold off the siding 2. Up in the hills bonny doon ca facing south and west about 10 miles from the ocean. Is tar paper or housewrap needed under new siding. It might work before i hand the siding and trim but after that it s swiss cheese.

Brittain nc lic 3262 august 6 2013 1 28am 21 august here s a couple narratives i pulled from the mb there was no water resistive barrier visible at random sample locations at the exterior sheathing osb. Dupont tyvek goes on the wood sheets and is covered up by a waterproof siding shingles. This explains why the house does not retain heat. The only place i have used tyvek in the past few years is the crinkly version under some rigid foam with lightweight stucco.

Felt paper under hardi plank. If tyvek is a good idea or not depends on where you are. Come up with another detail to keep the siding off the tyvek. It is waterproof but allows smaller water vapor droplets through.

During a recent repair to our siding we found that the house had no building wrap tyvek under the siding. Tyvek commercialwrap should be covered within 270 days 9 months. One would be to remove the siding wrap the house and then reside it. It seems that we have two options.

Tyvek homewrap and tyvek stuccowrap tyvek drainwrap and tyvek thermawrap should be covered within 120 days 4 months. Roofing felt seals around the nail after it heats up. There is no logical reason not to have house wrap under vinyl siding and many authorities strongly agree that it should be viewed as mandatory even if your local building codes don t necessarily require it. During a recent repair to our siding we found that the house had no building wrap tyvek under the siding.

The barrier prevents wind driven moisture and when a nail is sealed it acts as a much smaller hole then if there was no tyvek. Asphalt felt tar paper the standard requirement is type 1 felt meeting astm d 226 standards. Tyvek is like goretex a la mountain jackets but for houses.