EcoRoll® Insulation

Name: EcoRoll® Insulation
Brand: Knauf Insulation

Thoughtfully designed to offer thermal and acoustical properties customers trust. Made with ECOSE^® Technology and validated formaldehyde-free. Quality insulation for attics, floors, walls, ceilings and more.

Applications

Certifications

Product Features

Proven Performance

Engineered for thermal and acoustical performance, helping maintain temperatures, absorb excess noise to provide more comfortable conditions.

ECOSE® Technology

Our patented, bio-based binder is a smarter alternative to using phenol formaldehyde. It’s been foundational in our commitment to sustainability.

Easy Install & Handling

The quality design of this insulation makes quick work of installation. It's resilient, easy to cut, resists tears and installs quickly with low dust.

Product Details

Technical Data

Technical Data
Property (Unit)	Test	Performance
Corrosion	ASTM C1617	Pass
Thermal Value	ASTM C518	See Forms Available chart
Water Vapor Permeance	ASTM E96	Kraft Faced: 1.0 perms or less, Foil Faced: 0.05 perms
Water Vapor Sorption (by weight)	ASTM C1104	Less than 5%
Combustibility	ASTM E136	Non-combustible (unfaced only)
Mold Growth	ASTM C1338	Pass
Surface Burning Characteristics (flame spread/smoke developed)	ASTM E84	Unfaced: 25/50, Kraft facing will burn and should not be left exposed

Forms Available

Forms Available
R-Value	Thickness	Unfaced-Width	Kraft - Width	Foil - Width
Retail Rolls
R-11	3½" (89 mm)	15", 16", 23", 24" (381, 406 584, 610 mm)	15", 16", 23", 24" (381, 406 584, 610 mm)	15" (381 mm)
R-13	3½" (89 mm)	15", 24" (381, 610 mm)	15", 23" (381, 584 mm)	–
R-19	6¼" (159 mm)	12", 15", 23", 24" (305, 381, 584, 610 mm)	15", 16", 23", 24" (381, 406 584, 610 mm)	–
R-25	8½" (203 mm)	15", 23" (381, 584 mm)	16", 23" (406, 584 mm)	–
R-30	10" (254 mm)	23" (584 mm)	–	–
Manufactured Housing Rolls
R-5	1½" (38 mm)	15" (381 mm)	–
R-7	2¼" (64 mm)	15", 16", 42", 48", 90", 96" (381, 406, 1067, 1219, 2286, 2438 mm)	–
R-11	3½" (89 mm)	15", 48", 72", 84", 90", 96" (381, 1219, 1829, 2134, 2286, 2438, mm)	15" (381 mm)
R-13	3½" (89 mm)	15" (381 mm)	15" (381 mm)
R-14	3½" (89 mm)	72" (1829 mm)	–
R-19	6¼" (159 mm)	15", 48", 92½ (381, 1219, 2,350 mm)	15", 23" (381, 584 mm)
R-22	7" (178 mm)	84" (2134 mm)	–
R-25	8½" (203 mm)	–	15" (381 mm)

This table is meant as a quick reference guide as product availability varies by region. Please check with your Territory Manager for a full product offering in your region.

STC Rating

STC Ratings	with insulation	without insulation	with insulation	without insulation
Wood Frame 2 x 4 (3½"– 4" Batt), 16" O.C.	(with ½" gypsum wallboard both sides)		(with ⅝" gypsum wallboard both sides)
Single studs/Single layer gypsum	38	35	38	34
Single studs/Resilient channel	47	39	50	40
Staggered studs/Single layer gypsum	49	39	51*	43
Double stud walls/Single layer gypsum	57	46	56	45
Steel Frame (2½" studs) (2½"– 2⅝" Batt), 25 gauge, 24"O.C.	(with ½" gypsum wallboard both sides)		(with ⅝" gypsum wallboard both sides)
Single layer gypsum	45	36	47	39
Double layer gypsum one side/Single layer gypsum other side	50	39	52	44
Double layer both sides	54	45	57	48
Steel Frame (3⅝" studs) (3½"– 4" Batt), 25 gauge, 24" O.C.	(with ½" gypsum wallboard both sides)		(with ⅝" gypsum wallboard both sides)
Single layer gypsum	47	39	50	39
Double layer gypsum one side/Single layer gypsum other side	52	42	55	47
Double layer both sides	56	50	58	52
* STC reflects two (2) - 2 ½" thick fiberglass batts used

Additional Assemblies	STC
Wood frame, 2x4 (3½" - 4" Batt), 24" O.C., ½" thick GB single layer one side, double layer other side, resilient channel	55
Wood frame, 2x4 (3½" - 4" Batt), 24" O.C., ½" thick GB, double layer both sides, resilient channel	57
Wood frame, 2x4 staggered studs (3½" - 4" Batt), 24" O.C., ½" thick GB single layer both sides	52
Wood frame, 2x4 (3½" - 4" Batt), 24" O.C., ⅝" thick GB single layer each side	40
Wood frame, 2x4 (3½" - 4" Batt), 24" O.C., ⅝" thick GB single layer each side, resilient channel	52

New and Existing Wood-Framed Houses

2021 International Energy Conservation Code Climate Zones

New Wood-Framed Houses
Zone	Heating System	Attic	Cathedral Ceiling	Wall		Floor
Zone	Heating System	Attic	Cathedral Ceiling	Cavity	Insulation Sheathing	Floor
1	All	R-30 to R-49	R-22 to R-38	R-13 to R-15	None	R-13
2	Gas, oil, heat pump	R-30 to R-60	R-22 to R-38	R-13 to R-15	None	R-13, R-19, R-25
2	Electric furnace	R-30 to R-60	R-22 to R-38	R-13 to R-15	None	R-13, R-19, R-25
3	Gas, oil, heat pump	R-30 to R-60	R-22 to R-38	R-13 to R-15	None	R-25
3	Electric furnace	R-30 to R-60	R-22 to R-38	R-13 to R-15	R-2.5 to R-5	R-25
4	Gas, oil, heat pump	R-38 to R-60	R-30 to R-38	R-13 to R-15	R-2.5 to R-5	R-25 to R-30
4	Electric Furnace	R-38 to R-60	R-30 to R-38	R-13 to R-15	R-2.5 to R-6	R-25 to R-30
5	Gas, oil, heat pump	R-38 to R-60	R-30 to R-38	R-13 to R-15	R-2.5 to R-6	R-25 to R-30
5	Electric Furnace	R-38 to R-60	R-30 to R-60	R-13 to R21	R-5 to R-6	R-25 to R-30
6	All	R-49 to R-60	R-30 to R-60	R-13 to R-21	R-5 to R-6	R-25 to R-30
7	All	R-49 to R-60	R-30 to R-60	R-13 to R-21	R-5 to R-6	R-25 to R-30
8	All	R-49 to R-60	R-30 to R-60	R-13 to R-21	R-5 to R-6	R-25 to R-30

Existing Wood-Framed Houses
Zone	Add Insulation to Attic		Floor
Zone	Uninsulated Attic	Existing 3-4 Inches of Insulation	Floor
1	R-30 to R-49	R-25 to R-30	R-13
2	R-30 to R-60	R-25 to R-38	R-13 to R-19
3	R-30 to R-60	R-25 to R-38	R-19 to R-25
4	R-30 to R-60	R-38	R-25 to R-30
5-8	R-49 to R-60	R-38 to R-49	R-25 to R-30

Source: 2012 IECC

All Product Resources

January 2020 (PDF / 68.51 KB)

Fact Sheet - EcoRoll Insulation

Added

January 2020 (PDF / 1.05 MB)

Data Sheet - EcoRoll Insulation

Added

January 2020 (PDF / 153.71 KB)

UL Environmental Claim Validation - Formaldehyde Free - EcoRoll

Added

December 2019 (PDF / 1.67 MB)

Safety Data Sheet - EcoRoll

Added

November 2018 (PDF / 285.85 KB)

Greenguard Gold Certificate - EcoRoll Insulation

Added

November 2018 (PDF / 276.03 KB)

Greenguard Certificate - EcoRoll

Added

January 2018 (PDF / 154.90 KB)

UL Environmental Claim Validation - Recycled Content - EcoRoll

Added

December 2023 (PDF / 482.10 KB)

Installation Guide - EcoBatt and EcoRoll Insulation

Added

Customer Reviews

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Helpful Videos

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HOW TO INSTALL

Whether insulating walls, attics, and/or floors, completely filling the cavities without substantial gaps or voids is essential to get the best insulating performance. Review what tools you will need, safety recommendations, and learn how to install fiberglass roll insulation in a wide variety of applications.

LEARN HOW TO INSTALL ECOROLL

BATTS VS. ROLLS

Is EcoBatt or EcoRoll a better solution for your project? Whether insulating walls, attics, and/or floors, there are many benefits to using batts instead of roll insulation. Watch this video to learn more.