The DAP 4000 Subfloor Adhesive is a contractor-grade, solvent-based bonding solution engineered to deliver dependable, long-lasting bonds for subfloor installations. Encased in a tan 28 oz cartridge, it’s built for both indoor and outdoor use, and it meets ASTM standards to ensure consistent performance across jobs.
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High-strength adhesion with a solvent-based formulation that provides a strong initial grab and a durable, continuous bond across subfloor panels such as plywood or OSB.
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Weather-ready durability with UV resistance and solvent resistance, helping the bond hold up under sun exposure and environmental variability both inside and outside the structure.
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Professional-grade versatility designed specifically for subfloor and wood assemblies, making it ideal for renovations and new construction where reliable subfloor bonding matters.
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Practical specs — 28 oz cartridge in tan color; compatible with standard dispensing tools; full cure in 24 hours; working time approximately 20 minutes; meets ASTM standards; flammable.
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Safety note — flammable product; use with proper ventilation and away from ignition sources.
Ideal for bonding subfloor panels like plywood or OSB to wood structures, whether you’re working in basements, garages, porches, or other indoor and outdoor environments. The 4000 adhesive delivers a uniform, heavy-duty bond that reduces panel movement and helps prevent squeaks, all while simplifying installation compared with mechanical fasteners alone.
Why choose this adhesive over alternatives? It combines rapid initial grab with a robust final bond, maintains performance across temperature and humidity shifts, and offers a convenient 28 oz cartridge format that keeps job sites efficient. The UV and solvent resistance extend the life of subfloor assemblies exposed to light and moisture, making it a reliable choice for long-lasting floor systems.
Tips for best results: ensure surfaces are clean and dry before application, apply the adhesive in a consistent bead along joists or panel edges, and clamp or weigh panels during early cure to maintain contact. Plan for a full 24-hour cure before subjecting the floor to heavy traffic or loads.
