R matte rmax r matte plus 3 1 2 in.
Faced foam board insulation.
Typically sold as sheet insulation in a standard size of 4 x 8 foam insulation panels can help reduce energy costs get a handle on moisture control and more.
It s made of environmentally sound closed cell polyisocyanurate foam bonded to a durable white matte non glare aluminum facer and a reflective reinforced aluminum facer.
Add to list click to add item johns manville foil faced polyiso foam board insulation 4 x 8 to your list.
Shop at lowe s to find the foam sheeting you need for your next insulation project.
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Johns manville polyiso foam sheathing insulation boards provide a continuous layer of insulation to reduce thermal bridging and improve energy efficiency.
There are a few different kinds of foam board insulation diyers should know about.
R matte plus 3 thermasheath 3 is rigid foam plastic thermal insulation r matte plus 3 thermasheath 3 is rigid foam plastic thermal insulation board.
This foam board insulation is the rigid pink or blue panels that can be found.
Polyiso consists of a uniform closed cell polyisocyanurate foam core and provides one of the highest r values per inch of any rigid insulation.
This is the same stuff your disposable coffee cup and is made out of and it s used to.
Polyisocyanurate is another option coming in as the densest and more expensive option for foam board.
Ship to store free.