BASF SKYTITE® C3-2.5 Series Closed-Cell Spray Foam Roofing Insulation Resin (500 lb Drum)

Regular price $51.43

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Closed-cell spray foam roofing insulation resin

BASF SKYTITE® C3 2.5 is a closed-cell roofing resin designed to be combined with Elastospray 8000A isocyanate to create a high-density spray polyurethane foam roof insulation system. Formulated with “F” reactivity for colder/winter conditions, it helps deliver durable, insulating performance on roofing applications.


Key Features:

  • High-Density Closed-Cell Foam System: Produces nominal 2.5 pcf spray polyurethane foam when combined with Elastospray 8000A isocyanate.
  • Cold-Weather Reactivity: “F” reactivity is designed for colder climatic conditions through winter months.
  • Jobsite-Ready Mixing: 1:1 mixing ratio for consistent proportioning.
  • Drum Quantity for Large Projects: 500 lb net content supports high-volume roofing insulation work.
  • Application-Focused Handling Specs: Recommended temperature range 50–75°F and storage temperature 16–27°C.

Please check the Product Data Sheet Here


Specifications Table:

Specification Details
Product name SKYTITE® C3-2.5 Series Closed Cell Spray Foam Roofing Insulation
Series C3-2.5 Series
Category Spray Foam Insulation
Foam type Closed-cell spray polyurethane foam (system resin component)
System/component Roofing resin; to be combined with Elastospray 8000A isocyanate
Nominal density 2.5 pcf
Color Amber
Net content 500 lb
Mixing ratio 1:1
Shelf life 5 months
Viscosity 320 mPa·s
Density (listed range) 2.25 to 2.45 lb/g
Temperature rating 50 to 75°F
Storage temperature 16 to 27°C
Reactivity/conditions Fast/Winter Conditions (“F” reactivity)
Part designation Part B Polyol
Composition Triethyl Phosphate; Cyclohexyldimethylamine; Diethylene Glycol; Tris(2-Chloro-1-Methylethyl)Phosphate; 1-Propene, 1-Chloro-3,3,3-Trifluoro; 4-Nonylphenol, Branched, Ethoxylated; Bismuth; 2,2',2'',2'''-(1,2-Ethanediyldinitrilo)Tetrakis[Ethanol] Neodecanoate Polypropylene Glycol Complexes; Ethylene Oxide, Polymer with 2,2'-Iminodiethanol and Propylene Oxide; Oxirane, 2-Methyl, Polymer with Oxirane; Ether with 2,6-Bis[[Bis(2-Hydroxyethyl)Amino]Methyl]-4-Branched Nonylphenol; Aromatic Amino Polyol; 2,2'-Dimorpholinyldiethylether; Polyetherpolyol, Halogenated; Ethylene Glycol; 1,2-Benzenedicarboxylic Acid, 3,4,5,6-Tetrabromo, Mixed Esters with Diethylene Glycol and Propylene Glycol; Hexanoic Acid, 2-Ethyl, Bismuth(3+) Salt
Warning California Proposition 65 warning (see www.P65Warnings.ca.gov)

Frequently Asked Questions (FAQ):

Q: What is this product used for?
A: It is a closed-cell spray foam roofing resin (Part B polyol) used to produce insulating roof foam when combined with Elastospray 8000A isocyanate.


Q: Does this product require a second component?
A: Yes. It must be combined with Elastospray 8000A isocyanate to produce the spray polyurethane foam system.


Q: What is the mixing ratio?
A: The listed mixing ratio is 1:1.


Q: What conditions is it formulated for?
A: It is noted as “F” reactivity intended for colder climatic conditions through winter months.


Q: What are the storage and use temperature ranges?
A: Storage temperature is listed as 16–27°C; temperature rating is listed as 50–75°F.


Architectural comfort, elevated—right from the roofline

There’s something quietly luxurious about a home that feels perfectly tempered—cool, calm, and protected—starting at the roof. SKYTITE® C3 2.5 brings that confidence with a high-density, closed-cell spray foam system engineered for demanding conditions, even when winter weather sets the tone. Use it to create a more resilient building envelope where performance becomes an invisible design detail. It’s the kind of foundational upgrade that makes everyday living feel unmistakably refined.


Upgrade your roof’s insulation performance—spec SKYTITE® C3-2.5 for a high-density closed-cell spray foam system built for colder-condition applications.

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Subject to Approval & Availability
All orders are reviewed before fulfillment. You are not charged until your order is approved and ready to ship — and you may cancel at any time before that at no cost.

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