Item #: CP1596529

Product Info


OSI SF450 Heavy Duty Subfloor Construction Adhesive TAN 28oz

OSI SF450 Heavy Duty Subfloor Construction Adhesive provides a powerful, permanent bond and is formulated for all heavy duty interior or exterior subfloor construction. Cold weather formula for easier extrusion and excellent adhesion in all weather conditions. Bonds dry, wet, frozen and treated lumber to most building materials. Offers fast set and superior strength and development. Low VOC formulation meets stringent State and Federal VOC regulations.


  • True All Weather Subfloor Adhesive

  • Cold-Weather Gunnable

  • Bridges Minor Gaps in Framing

  • Reduces Squeaky Floors

  • Strong Adhesion to Most Building Materials

Recommended For

SF450 Heavy Duty can be used in most interior and exterior construction projects either on the job or the production line.  Bonds all wood to wood assemblies, dry, wet or frozen.  Primarily desigend for on-site bonding of subfloor and plywood decking to joists during cold weather.  Suitable for use on plaster, metal, masonry, concrete, wood, brick, ceramic tile, slate, treated lumber and most other projects requiring an adhesive.  Ideal for use in prefab or modular contruction.

For Best Results

Not for use on polyethylene, polypropylene, polytetrafluoroethylene and acrylic; unlined expanded or extruded polystyrene plastic foams.  Not suitable for permanent water immersion or applications requiring temperature resistance greater than 150°F or below -20°F.  Not for use on mirrors, tub and shower surrounds. 

This item is a Hazardous material, shipping restrictions and surcharges may apply.

Item Specifications

  • 3.47 lbs per EA

Other Variations of This Item

Out of Stock

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