Fanfold Insulation For Vinyl Siding

Easy to handle cut and install.

Fanfold insulation for vinyl siding.

Thanks for the info todd. I was thinking to apply housewrap there currently is none then 1 4 fan fold insulation and non insulated vinyl siding or the housewrap then insulated vinyl siding. I m preparing to replace the 30 year old vinyl siding on my house in virginia. Becomes a self leveling board and air infiltration barrier.

To be an effective weather resistive barrier though the. Before installing vinyl siding over existing wood siding we first install a layer of fan fold foam insulation. Greenguard xp38 xfp38 fanfold underlayment. My house currently has cedar shake which i m removing because it is in poor condition.

R 1 fanfold rigid foam board insulation sheathing 21um the home depot. The q series products have an extruded polystyrene foam xps core with high impact polystyrene capsheets on both sides which make it one of the most durable products currently available. Owens corning foamular 1 4 in. For the best fanfold siding underlayment available choose the xp series.

The extruded polystyrene xps foam offers superior stiffness so your siding job has the smoothest finish possible. Also it is a vapor barrior on boyh sides of the board. My question is do i install fanfold foam insulation over the substrate and then put housewrap over the fanfold or do i put the housewrap on and then fanfold over that and then vinyl siding any help with this would be greatly appreciated. It also helps with wind infiltration through the walls.

Fanfold board is worth the cost and effort to install behind vinyl siding. Like bob said it helps with sound insulation. 3 8 thick with an r value of 1 5. Owens corning foamular fanfold insulation sheathing is suitable to use on wood steel framing or concrete walls.

A corresponding editor paul fisette responds. Living near a busy highway noise reduction is also a factor. I plan on putting vinyl siding. Rigid foam will shed any water that gets past leaky vinyl siding.

If you have ever seen vinyl siding and the laps looked dirty all the time this is caused. It is called fanfold due to the fact that it is stored folded up like a handheld fan often used years ago which makes it. It also helps to level the walls so you get a better smoother siding job.