R-19 Poly-Encapsulated Fiberglass Batt Insulation

JM ComfortTherm poly-encapsulated fiberglass batts deliver R-19 thermal performance and sound control for framed wall, floor, and ceiling assemblies. The insulation is wrapped in plastic for a cleaner, less itchy installation while helping improve comfort and energy efficiency.

Key Features:

Poly-Encapsulated Wrap: Plastic-wrapped batts help reduce dust and itch for a cleaner install
Thermal Performance (R-19): Helps resist heat transfer to support more consistent indoor comfort
Sound Control: Helps reduce sound transmission through wall, floor, and ceiling assemblies
Durable Inorganic Fiberglass: Resists rotting, mildew, and deterioration; noncorrosive to pipes and wiring
Code/Standard Compliant: ASTM C665 Type II, Class A (ComfortTherm series)

Specifications Table:

Specification	Details
R-Value	R-19
Product form	Batt
Insulation type	Fiberglass
Encapsulation	Poly-encapsulated (encapsulated)
Batt width	16 in
Batt length	48 in
Thickness	6.5 in
Coverage area	96 sq ft
Stud spacing	16 in
Fits 2 x 6 walls	Yes
Fits 2 x 4 walls	No
For use in walls	Yes
For use in floors	Yes
For use in ceilings	Yes
For use in basements	Yes
For use in crawlspaces	Yes
Sound barrier	Yes
Vapor retardant	Yes
Formaldehyde free	Yes
ENERGY STAR certified	Yes
ASTM standard	ASTM C665 Type II, Class A (Category 1 or 2 depending on variant)

Frequently Asked Questions (FAQ):

Q: What wall cavities does this insulation fit?
A: This R-19, 16-inch-wide batt is designed for 16-inch stud spacing and is listed as fitting 2×6 walls.

Q: Is it faced or unfaced?
A: It is encapsulated (poly-wrapped) and is listed with a vapor retardant.

Q: Where can I use these batts?
A: They are commonly used in walls and can also be used in floors, ceilings, basements, and crawlspaces (per listed use cases).

Q: Does it contain added formaldehyde?
A: ComfortTherm is described as formaldehyde-free and designed not to off-gas formaldehyde in the indoor environment.

Q: What makes the installation less itchy?
A: The fiberglass is wrapped in plastic (poly-encapsulated), which helps minimize direct contact with fibers during handling and installation.

Quiet comfort, beautifully concealed

Think of this as the invisible luxury layerR-19 performance wrapped in a clean, tailored poly skin that makes installation feel far more refined. It softens a rooms acoustics and steadies the temperature, letting your finishes and furnishings shine without distraction. Use it behind statement millwork, in serene bedroom walls, or between floors where you want calm to travel with you. Its the kind of behind-the-scenes essential that makes a home feel effortlessly elevated.

Upgrade your comfort and quietchoose JM ComfortTherm R-19 encapsulated batts for a cleaner install and reliable performance.

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