Skip to main content
R19 Unfaced Fiberglass Insulation, 75.07 Sq. Ft. Coverage, 5.5 x 23-In. x 39' 2-In. Roll

Roll over image to zoom in

  • Product Features

  • Product Overview

  • Related Videos

  • Reviews

  • Questions & Answers

JOHNS MANVILLE INTL INC B374 R19 Unfaced Fiberglass Insulation, 75.07 Sq. Ft. Coverage, 5.5 x 23-In. x 39' 2-In. Roll

Item #: B374 by JOHNS MANVILLE INTL INC

UPC #: 31979638734

Item Discontinued!
See reviewsSee reviews
See reviews summary

The item is currently out of stock and it may or may not be restocked
OUT OF STOCK

Shop with Confidence

30 Days Easy Return. We are the largest supplier of the most adaptable, personalized hardware in the industry. We work hard to ensure you're satisfied with our products.

Safe Payment
Features

Hazardous Material

No

Insulation Material

Fiberglass

Length

26.00

Insulation R-Value

R19

Product Thickness (in.)

6.5

Country Origin Code

US

Product Length (ft.)

39.1667

Coverage Area (sq. ft.)

75.07

Width

19.00

Product Width (in.)

23

Brand

Johns Manville

Roll or Batt

Roll

Height

23.50

Insulation Application Type

2x6 wood-framed walls, floors, and crawl spaces

Product Overview
R19, 23" x 39 ft2", Unfaced Roll, Fiberglass Insulation, Batt Thickness 5-1/2", 75.07 SQFT Per Bag.