Each type comes with unique advantages.
Expanded polystyrene foam board insulation r value.
Products with a higher r value have a higher cost but have an increased capacity to resist heat flow and therefore provide greater insulation.
R 2 65 polystyrene panel insulation sheathing 6 pack model 150705 8 38 package 8 38.
Expanded polystyrene foam eps is the cheapest and least used foam board product on the market.
1 in x 4 ft x 8 ft.
Expanded polystyrene insulation is similar to the foam used for packing peanuts and it s typically used for insulated concrete forms also knows as icf s.
This product typically has an r value of 3 6 to 4 0 per inch of thickness.
R 8 expanded polystyrene foam board insulation 2 x 4 x 8 please note.
Inventory is sold and received continuously throughout the day.
Prices promotions styles and availability may vary by store and online.
Extruded polystyrene xps easily recognized by its blue green or pink color falls in the middle of the three types of rigid foam insulation in both cost and r value used most in walls or below grade applications recyclable and at about r 5 per inch costs around 42 per sq.
Therefore the quantity shown may not be available when you get to the store.
Types of insulating boards choose from three types of insulating foam core boards for wall insulation.