Rigid foam will shed any water that gets past leaky vinyl siding.
Fanfold siding insulation.
Exterior fanfold insulation is the foam type of insulation that is applied between your home s exterior and the siding and it offers some protection from moisture in addition to creating a layer of thermal insulation.
3 8 fanfold insulation sheathing underlayment cellofoam s poly shield heat laminated sheathing.
Fan fold is made of cellofoam expanded polystyrene eps rigid insulation faced with a tough poly laminate on both sides.
Is the fan fold foam an adequate weather resistive barrier.
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.
Fanfold foam residing board.
Before installing vinyl siding over existing wood siding we first install a layer of fan fold foam insulation.
R tech ff meets or exceeds the requirements of astm c578 standard specification for rigid cellular polystyrene thermal insulation.
Dupont has said on their website and product flyers that if using both fanfold and housewrap and committed to both put the tyvek housewrap over the fanfold but they actually recommend assuming the insulation is totally closed cell with very low absorption rate putting the insulation directly under the siding overlying dupont drainwrap.
To be an effective weather resistive barrier though the.
Easy to handle cut and install.
A corresponding editor paul fisette responds.
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.
R tech ff fanfold is a high performance sheathing consisting of a superior closed cell lightweight and resilient expanded polystyrene eps with advanced polymeric laminate facers.
When every penny counts you can rely on the performance of our most economical fanfold siding underlayment.
Poly shield fan fold is cut in vertical 25 increments along its 4 x50 expanse allowing the panels to lie flat fan fold provides a smooth resilient underlayment which eliminates the potential for oil canning or telescoping.
Owens corning foamular 1 4 in.
Owens corning foamular fanfold insulation sheathing is suitable to use on wood steel framing or concrete walls.