Karnak 670HS Karna-Sil Ultra (High Solids, Low-VOC Silicone Coating) White 5 gal
Regular price $312.50The Karnak 670HS Karna-Sil Ultra (High Solids, Low-VOC Silicone Coating) White 5 gal is a multisystem accessories for jobs that require Karnak model/MPN 670HS-5 in the 5G sell unit. 670HS Karna-Sil ultra is a white, single component, high solids, moisture curing silicone coating that produces a durable elastic coating with exceptional weathering and water resistance characteristics
Key Specs
- Brand: Karnak
- Model / MPN: 670HS-5
- SKU: KAR670HSC5
- Sell unit: 5G
- Product type: Multisystem Accessories
- Size / color: 5 gal
- Category: Commercial Roofing | Commercial Roofing/Commercial Roofing Accessories | Commercial Roofing/Commercial Roofing Accessories/Multisystem Accessories
- Coverage / unit: 5 gal per listed unit
Key Features
- Excellent weather and water resistance, cured film resists degrading, chalking under harsh UV exposure
- Can be applied with Brush, Roller and Spray
- Uses include newly Sprayed Polyurethane Foam or Previously Coated Silicone roofs (no primer required); metal, concrete, masonry, TPO, PVC, Hypalon, and EPDM roofs (requires 180 Karna-Sil) Ultra Epoxy Primer); BUR (Built-Up) and Modified Bitumen (requires
Coverage & How Much You Need
This item is listed as 5 gal per listed unit. Use the project takeoff, manufacturer installation instructions, and expected waste/overlap to confirm the order quantity.
Compatibility / Fitment
Use this item only when the brand, model/MPN, size/color, sell unit, and system type match the project specification. Do not substitute it for a different multisystem accessories, pack size, color, membrane/system family, or installation condition without checking the manufacturer instructions.
FAQs
What exactly am I ordering?
Karnak 670HS Karna-Sil Ultra (High Solids, Low-VOC Silicone Coating) White 5 gal, sold as 5G, with SKU KAR670HSC5 and manufacturer model/MPN 670HS-5.
What model or part number should I match?
Match model/MPN 670HS-5 and confirm the brand is Karnak. If the job spec lists a different model, size, color, or system family, hold for review.
What unit is the price based on?
This listing is built around the 5G sell unit. Confirm the unit before comparing price, quantity, or coverage.
How do I estimate quantity?
Use 5 gal per listed unit, then add waste or overlap per the manufacturer instructions and the project design.
What should be checked before purchase?
Confirm the model/MPN, sell unit, size/color, jobsite condition, compatible system components, and any manufacturer installation limits before approving the order.
Roofing and exterior-envelope work can involve fall hazards, weather exposure, fumes, adhesives, and system-specific installation requirements; follow the manufacturer instructions, OSHA-safe work practices, and local code or use a qualified contractor.
Product Expert Notes
Choose this item when Karnak model/MPN 670HS-5, SKU KAR670HSC5, and the 5G sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.
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