The OSI SF450 Heavy-Duty Subfloor Adhesive 28 oz is a construction adhesives from OSI for exact-match material ordering. Match manufacturer model/MPN 1596529. This variant is sold as TB with SKU OSI1596529. OSI SF450 Interior/Exterior Subfloor Adhesive is an eco-friendly, latex-based construction adhesive which provides strong bonding reliability for interior or exterior subfloor construction.

Key Specs

• Brand: OSI
• Model / MPN: 1596529
• SKU: OSI1596529
• Sell unit: TB
• Product type: Construction Adhesives
• Size: 28 oz
• Category: Building Materials | Building Materials/Tapes & Adhesives | Building Materials/Tapes & Adhesives/Construction Adhesives

Key Features

• Bonds to wet, frozen, and treated lumber
• Weather resistant when cured
• Guns easily from 20°F to 120°F
• Bridges minor gaps in framing
• Strong adhesion to most building materials
• GREENGUARD Gold Certified

Coverage & How Much You Need

Confirm coverage/yield from the manufacturer instructions and job takeoff before ordering.

Compatibility / Fitment

Use only with compatible systems and installation conditions specified by the manufacturer.

FAQs

What exactly am I ordering?

OSI SF450 Heavy-Duty Subfloor Adhesive 28 oz, sold as TB, SKU OSI1596529, manufacturer model/MPN 1596529.

What unit is the price based on?

The price is for the TB sell unit.

What should I match before ordering?

Match brand, model/MPN where available, size/color, sell unit, and the project specification.

Can this be substituted?

Treat this as an exact-match building material selection; hold for review before substituting a different model, color, size, or system family.

How do I estimate quantity?

Use the project takeoff plus manufacturer installation instructions, including waste, overlap, and accessory requirements.

Follow manufacturer instructions, OSHA-safe work practices, local code, and project specifications.

Product Expert Notes

Choose this variant when OSI, SKU OSI1596529, TB sell unit, and MPN 1596529 match the job requirement.