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Oak Ridge
SKU: ALASTA SEAL
Alasta Seal 100% Solids Polyurethane Sealant
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Alasta Seal is a 100% solids, moisture-cured, paintable elastomeric sealant meeting ASTM C920 Type S, Grade NS, Class 35 (uses NT, T1, M, G, A, O). Use it for sealing joints, penetrations, terminatio...
Key Specifications
- Cure
- Moisture cure
- Color
- Gray
- Standard
- ASTM C920 Type S, Grade NS, Class 35
- Paintable
- Yes
- Solids Content
- 100%
Graco Authorized Distributor • Nationwide Shipping • Training Included with Equipment
Alasta Seal is a 100% solids, moisture-cured, paintable elastomeric sealant meeting ASTM C920 Type S, Grade NS, Class 35 (uses NT, T1, M, G, A, O).
Use it for sealing joints, penetrations, terminations, and detail work in conjunction with coating and waterproofing systems. Standard color is gray.
Apply only to tested, clean, dry substrates; clean substrates with isopropyl alcohol (not petroleum solvents) before application.
Use it for sealing joints, penetrations, terminations, and detail work in conjunction with coating and waterproofing systems. Standard color is gray.
Apply only to tested, clean, dry substrates; clean substrates with isopropyl alcohol (not petroleum solvents) before application.
Application Video
Demo from @oakridgepolywi
Why Choose Oak Ridge?
Est. 1984
Decades of expertise in spray foam and polyurea systems.
Graco Authorized
Factory-authorized distributor with certified technicians.
Contractor Pricing
Volume discounts for dealers, contractors, and startups.
Training Included
Hands-on applicator training with equipment purchases.
| Property | Value |
|---|---|
| Cure | Moisture cure |
| Color | Gray |
| Standard | ASTM C920 Type S, Grade NS, Class 35 |
| Paintable | Yes |
| Solids Content | 100% |
Specifications subject to change. Always refer to the current Technical Data Sheet for the most accurate values.
Available Documents
ALASTA SEAL — Technical Data Sheet (TDS)
PDF Download
ALASTA SEAL — Safety Data Sheet (SDS)
PDF Download
Can't find the document you need? Browse the full SDS/TDS library or request printed spec sheets.
Where Alasta Seal 100% Solids Polyurethane Sealant Is Used
Commercial and industrial roofing
Foundation and below-grade waterproofing
Secondary containment for chemical storage
Bridge deck and parking structure coatings
Truck bed liners and trailer decks
Industrial floor coatings
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Our technical team can match you to the right system for your substrate, climate, and performance requirements.
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