Current Inventory - Polyiso 
1/2"x4'x8' Felt Back | $3.50
Factory direct new off grade polyiso with tan fiberglass (kraft) backer on both sides.  

1/2"x4'x8' Felt Back | $5.00
Factory direct new off grade polyiso with foil backer on both sides.  This is great for siding projects!

​Off grade means that there is a manufacturing defect or damage that prevents the manufacturer from selling as "grade A".  Most of this insulation has been down graded due to minor thickness variation.
3/4"x4'x8' Foil Back | $7.50
Factory direct new off grade polyiso with foil backer on both sides.  

​Off grade means that there is a manufacturing defect or damage that prevents the manufacturer from selling as "grade A".  Most of this insulation has been down graded due to minor thickness variation.
1"x4'x8' Foil Back | $10.00
Factory direct new off grade polyiso with foil backer on both sides.  

​Off grade means that there is a manufacturing defect or damage that prevents the manufacturer from selling as "grade A".  Most of this insulation has been down graded due to minor thickness variation.
1.5"x4'x8' Foil Back | $12.00
Hand sorted reclaimed Celotex Thermax SP-1 polyiso with foil backer on both sides.  
1.5"x4'x8' Felt Back | $13.00
Factory direct new off grade polyiso with fiberglass (kraft) backer on both sides.  

​Off grade means that there is a manufacturing defect or damage that prevents the manufacturer from selling as "grade A".  Most of this insulation has been down graded due to minor thickness variation.
1.5"x4'x8' Foil Back | $15.00
Factory direct new off grade polyiso with foil backer on both sides.  

​Off grade means that there is a manufacturing defect or damage that prevents the manufacturer from selling as "grade A".  Most of this insulation has been down graded due to minor thickness variation.
2"x4'x8' Felt Back | $14.00
Hand sorted reclaimed polyiso with black fiberglass backer on both sides.  
2"x4'x8' Felt Back | $16.00
Factory direct new off grade polyiso with tan fiberglass (kraft) backer on both sides. 

2"x4'x8' Foil Back | $20.00
Factory direct new off grade polyiso with foil backer on both sides.  

​Off grade means that there is a manufacturing defect or damage that prevents the manufacturer from selling as "grade A".  Most of this insulation has been down graded due to minor thickness variation.
2.5"x4'x8' Foil Back | $25.00
Factory direct new off grade polyiso with foil backer on both sides.  

​Off grade means that there is a manufacturing defect or damage that prevents the manufacturer from selling as "grade A".  Most of this insulation has been down graded due to minor thickness variation.
2.6"x4'x8' Felt Back | $21.00
Factory direct new off grade polyiso with closed cell foam core laminated to a black fiberglass mat facer on both major surfaces.

Off grade means that there is a manufacturing defect or damage that prevents the manufacturer from selling as "grade A".  
3"x4'x8' Foil Back | $30.00
Factory direct new off grade polyiso with foil backer on both sides.  Many have white foil on one side!

3"x4'x10' Foil Back | $35.00 Only 17 Left!
Factory direct new off grade polyiso with radiant barrier foil backer on both sides.

​Off grade means that there is a manufacturing defect or damage that prevents the manufacturer from selling as "grade A". Most of this insulation has been down graded due to minor thickness variation.
3.2"x4'x8' Nailboard | $50.00
Factory direct new off grade polyiso nailboard with 5/8" OSB on one side.  Compare to $150/sheet at Menards!!!

​Off grade means that there is a manufacturing defect or damage that prevents the manufacturer from selling as "grade A". 
4.5"x4'x8' Felt Back | $38.00  
​Factory direct new off grade polyiso with fiberglass (kraft) backer on both sides.  

​Off grade means that there is a manufacturing defect or damage that prevents the manufacturer from selling as "grade A".  Most of this insulation has been down graded due to minor thickness variation.
Find the latest deals on close-out and damaged polyiso at the Bargain Corner!

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