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Johns Manville Polyiso Rigid Insulation Board 2.6 in. x 4 ft. x 8 ft. (Sheet)

$58.64

SKU: AMUA47167 Category:
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Description

Polyiso Rigid Insulation Board (2.6 in. x 4 ft. x 8 ft.)

Johns Manville polyisocyanurate (polyiso) rigid insulation board in a 4 ft. x 8 ft. sheet with 2.6 in. thickness. Designed for high-performance insulation applications where a rigid, easy-to-handle board format is preferred.


Key Features:

  • Rigid Board Format: 4 ft. x 8 ft. sheet makes coverage straightforward for large areas
  • High-Performance Insulation Core: Polyiso construction for efficient thermal insulating value in a slim profile
  • Thickness for Build-Up: 2.6 in. board supports assemblies needing added insulation depth
  • Jobsite Friendly Handling: Board-style insulation is easy to stage, cut, and fit as needed
  • Category Fit: Intended for insulation and weatherproofing projects using flat rigid insulation boards

Specifications Table:

Specification Details
Brand Johns Manville
Product name Manv 2.6″ Iso 4’X8′
Description Johns Manville 2.6″ Iso 4′ X 8′
Category Insulation & Weatherproofing
Sub-category Flat & Fan Fold Rigid Insulation Boards
Insulation type Polyiso (ISO) rigid board
Thickness 2.6 in.
Sheet size 4 ft. x 8 ft.
Unit of measure SH – Sheet

Frequently Asked Questions (FAQ):

Q: What are the board dimensions and thickness?
A: Each sheet is 4 ft. x 8 ft. and 2.6 in. thick.


Q: What type of insulation is this?
A: It is a rigid polyiso (polyisocyanurate) insulation board.


Q: How is this product sold?
A: It is sold by the sheet (Unit of Measure: SH – Sheet).


Q: What category does this fall under?
A: Insulation & Weatherproofing → Flat & Fan Fold Rigid Insulation Boards.


Quietly Powerful Insulation, Cleanly Composed

There’s an understated luxury in materials that make a space feel effortlessly calm—this rigid polyiso board is exactly that kind of upgrade. In a generous 4′ x 8′ format with a substantial 2.6″ thickness, it supports enveloping comfort without demanding attention. Use it where performance matters most, creating a more stable, insulated shell that lets your finishes shine. It’s the behind-the-scenes essential that elevates everyday living.


Choose this Johns Manville 2.6 in. x 4 ft. x 8 ft. polyiso board to build a more comfortable, better-insulated assembly—one sheet at a time.

Reviews

★★★★★

"Bought the bundle deal and the zipper glides without catching. Tested it through a full week of rain. No complaints so far."

Patrick Torres Patrick Torres Jun 5, 2026
★★★★★

"Got the olive green and it does exactly what it's supposed to do. Carried it through a busy work week. Instructions could be a bit clearer, but I figured it out. Would buy again."

Donna Scott Donna Scott Aug 2, 2026
★★★★★

"Picked the blue one and the cushioning is supportive after hours. It's been my go-to for morning coffee runs. Solid deal, no regrets."

Donna Bailey Donna Bailey Jul 12, 2026
★★★★★

"Ordered the refurbished unit and the battery easily lasts a full day of use. I've been using it daily for about two weeks now. Would buy again."

Barbara Williams Barbara Williams May 10, 2026
★★★★☆

"Got the white finish and it fits true to size with no surprises. I've had it on the kitchen counter daily. No complaints so far."

Susan Green Susan Green Aug 10, 2026
★★★★★

"Bought the starter kit and the weight feels balanced and premium. It lives in my gym bag now. The strap is a little long for me, easy enough to adjust. Customer service was helpful when I had a question."

Sandra Peterson Sandra Peterson Jun 25, 2026
★★★★★

"Picked the blue one and the stitching has held up better than expected. Took it on a road trip last weekend. Happy with my purchase."

Rebecca Stewart Rebecca Stewart Jul 5, 2026
★★★☆☆

"Went with the XL and the fabric is surprisingly breathable. Took it to the lake house for the weekend. The strap is a little long for me, easy enough to adjust. Would recommend."

Michael Martin Michael Martin Jun 6, 2026
★★★★★

"Picked the matte black and the zipper glides without catching. Carried it through a busy work week. I'm in Columbus, OH. Couldn't ask for more at this price."

Pamela Reyes Pamela Reyes Jun 28, 2026
★★★★★

"Got the navy version and the sound is clear without any static. It lives in my gym bag now. Worth the money."

Benjamin Diaz Benjamin Diaz Aug 1, 2026

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