Froth-Pak 650 FR A-Side Spray Foam Insulation (Part A)

DuPont Froth-Pak 650 FR is a Class A fire-rated, two-component, quick-cure polyurethane spray foam system designed to seal and insulate cavities, cracks, and penetrations. It dispenses and expands fast, becoming tack-free in about 30 seconds, helping reduce air leakage and improve energy efficiency on professional jobs.

Key Features:

Class A Fire-Rated Foam: Formulated for fire-rated applications and approved testing conditions for certain exposed uses.
Fast Cure Performance: Expands quickly and becomes tack-free in ~30 seconds to keep work moving.
High Insulating Value: Delivers R-6.7 initial (R-6.2 aged) to help reduce heat loss and drafts.
Broad Substrate Adhesion: Bonds to common building materials including wood, masonry, metal, rigid foam, and drywall.
Portable, Self-Contained System: No additional gas cylinder or electricity required; designed for consistent on-ratio dispensing with ergonomic applicator/nozzle system.

Specifications Table:

Specification	Details
Product name	DUPONT Froth-Pak 12031896 Spray Foam Insulation Kit, A-Side
Series/Model	Froth-Pak 650 FR
Side / Component	A-Side (Part A Isocyanate)
Foam type	Two-component, quick-cure polyurethane spray foam
Fire rating	Class A fire rated
Coverage area	650 sq-ft
R-value (initial)	R-6.7
R-value (aged)	R-6.2
Tack-free time	30 s
Color	Colorless
Density	1.75 sq-ft/lb
Reusable time window	Reusable for 30 days
Application thickness (recommended for full coverage)	Up to 2 in thick
Gap/penetration capability	Expands quickly to fill larger gaps and penetrations greater than 2 in
Substrate compatibility	Bonds to wood, rigid foam, masonry, metal, drywall and more
Dispensing system features	Anti-crossover nozzle and ergonomic dispensing system to help ensure consistent flow rate and on-ratio application
Sustainability/Blowing agent statement	Contains no ozone-depleting chemicals or HFCs; blowing agent GWP reduction of more than 99% (as stated)
Certifications/Compliance (as listed)	GreenCircle Certified; LEED v4 compliant; ICC listed; Energy Star certified
Occupant re-entry guidance (as listed)	One-hour occupant re-entry with proper ventilation after dispensing
Exposed-use note (as listed)	Can be left exposed in commercial building roof/wall junctures at max 2 in thick x 6 in wide x unlimited length per NFPA 286 approval testing
Chemical composition (as listed)	Diphenyl methane diisocyanate (isomers and homologues); 4,4′-methylene diphenyl diisocyanate; trans-1-chloro-3,3,3-trifluoropropene; carbon dioxide; nitrogen

Frequently Asked Questions (FAQ):

Q: What is this product used for?
A: Its used to fill and seal cavities, penetrations, and cracks in areas like rim joists, roof/wall junctures, and around pipes/ducts to reduce air infiltration and add insulation.

Q: How much area does it cover?
A: The listed coverage area is up to 650 sq ft (application-dependent).

Q: How quickly does it cure?
A: It becomes tack-free in about 30 seconds and is designed to significantly reduce curing time compared with slower foams.

Q: Does it require electricity or a separate gas cylinder?
A: Noit’s described as a self-contained, portable kit that does not require additional gas cylinders or electricity.

Q: What thickness can be applied?
A: For full coverage, apply up to 2 inches thick (per the listed guidance).

A Seamless Envelope, Quietly Luxurious

Think of this spray foam as the invisible couture of a hometailoring every crack and junction into a tighter, calmer, more efficient space. The quick-cure, expanding application creates a beautifully continuous seal that elevates comfort without adding visual clutter. Use it strategically where architecture meets mechanicsrim joists, roof-wall transitions, and penetrationsso the performance feels effortless. Its the kind of behind-the-walls upgrade that makes a space feel truly consideredand undeniably livable.

Seal leaks fast and boost comfortchoose DuPont Froth-Pak 650 FR A-Side for quick, fire-rated spray foam insulation performance.

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