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Polyiso Insulation Board
Item #136500
Model #
2.5" / Full Sheet 4'x8' / Damaged49472216891677
Polyiso Insulation Board-
Table -
Polyiso Insulation Board -
Polyiso Insulation Board
Polyiso Insulation Board
Polyiso Insulation Board
Item #136500
Model #
.5""
variant-option2="Half Sheet 4'x4'"
variant-option3="Good - Factory 2nd"
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featured-variant-image="51680473841949"
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1.5""
variant-option2="Half Sheet 4'x4'"
variant-option3="Good - Factory 2nd"
variant-sample=""
sale-truth=""
sale-message=""
shipping-message=""
backend-order=""
backend-message=""
backend-date=""
currentDate="2025-06-27"
featured-variant-image="51680473841949"
>
.5""
variant-option2="Half Sheet 4'x4'"
variant-option3="Good - Factory 2nd"
variant-sample=""
sale-truth=""
sale-message=""
shipping-message=""
backend-order=""
backend-message=""
backend-date=""
currentDate="2025-06-27"
featured-variant-image="51680473841949"
>
$50.00
Shipping calculated at checkout.
Polyiso Rigid Foam useful for all sorts of projects - walls, roofs. Â (not for use under concrete)
IN STOCK at our warehouse in Fairfield, Iowa
Most are NEW Factory Seconds
Retails for $60 per sheet or more.
4' x 8' and 4' x 4' Sheets:
Thick R-Value Price
| Thickness | R-Value | 4 x 8Â | 4 x 4Â |
| 4" + 1/2" OSB | R-25 | $65Â | N/A |
| 4.5" | R-27 | $55 |
N/A |
| 4" Foil Faced | R-24 | $55 | N/A |
| 4"Â | R-24 | $50 | $25 |
| 4" Damaged | R-24 | $40 | N/A |
| 3.1"Â | R-18 | $42 | N/A |
| 3"Â | R-18 | $35 | $17 |
| 2.75"Â | R-16.5 | $33 | N/A |
| 2.5"Â | R-15 | $30 | $15 |
| 2.5" Damaged | R-15 | $20 | N/A |
| 2" | R-12 | $25 | $12 |
|
2" x 16" x 96"Â Foil Faced |
R-12 | $9 | N/A |
| 1.75" | R-10.5 | $23 | $12 |
| 1.5" | R-9 | $20 | $10 |
| 1" | R-6 | $15 | $7 |
| .5" | R-3 | $5 | N/A |
| Tapered 2.5">.5" | R-15 | N/A | $25 |
| Tapered 2.5">1.5" | R-10.5 | N/A | $30 |
| Tapered 1">.5" | R-6 | N/A | $15 |
Â
Discounts only on 100 Sheets or more
GOOD ON BOTH SIDES
Similar to Pink Board, Blue Board, EPS, XPS
NOT FOR USE UNDER CONCRETE - because it can absorb water.Â
GREAT FOR USE ON WALLS AND ROOFS.
Located in Fairfield, Iowa 52556
Shipping can be arranged for 1/2 truckload or more within 200 miles.
Specs for
4" / Full Sheet 4'x8' / Good - Factory 2nd
Basics
Chemically-sensitive safe
Questions & Answers