Johns manville ap foil faced polyiso foam sheathing boards are available in r values up to r 28 and offer a reflective foil facer on one side and a non reflective facer on the other.
Foil faced rigid insulation board.
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Products with foil facing help the panels resist moisture vapor.
Johns manville r 6 common.
They re much lighter and easier to work with than plywood sheets.
1 in x 4 ft x 8 ft.
This is an even more dense and more expensive foam board insulation.
2 in x 4 ft x 8 ft.
2 in x 4 ft x 8 ft ap foil 1 faced polyisocyanurate foam board insulation item 101627 model 90014714 can be used in residential construction as insulated sheathing in above grade exterior walls above and below grade interior walls crawl spaces attic and cathedral ceilings as well as type i iv commercial applications.
Working with home insulation boards insulation panels typically come in 4x8 foot sheets.
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Ap foil provides exceptional heat moisture and air control and when installed correctly eliminates all major thermal bridges that cause heat loss.
One common use of extruded polystyrene foam board is for foundation insulation panels.
This material offers the highest r values about r 6 to 6 5.
Highest r value per inch of any rigid board insulation.
Johns manville r 13 common.
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Iko enerfoil sheathing wall insulation is a rigid polyisocyanurate foam insulation board with high thermal properties.
Smaller sizes are also available.
Nominal size ranges from 47 75 to 48 25 by 95 75 to 96 25.
Ship to store free.
Does not melt when exposed to flame versus other types of rigid foam board astm e84 the low permeability of foil facing coupled with polyiso s high thermal performance make it ideal for controlling condensation in walls.
One side has a reflective foil facer and the other side has a white non reflective foil facer to suit your building needs.
Polyiso provides one of the highest r values per inch of any rigid insulation r 6 0 at 1 inch.
It provides an r value of 6 per inch of thickness and often comes foil faced to help reflect radiant heat.
Johns manville ap foil faced polyiso continuous insulation board consists of a uniform closed cell polyisocyanurate foam core bonded on each side to a foil facer.