Side-by-Side
PL 375 Heavy Duty Construction Adhesive vs PL400 Subfloor & Deck Construction Adhesive
Compare cure times, application limits, and real-conditions performance for both Loctite products. Adjust the sliders below for your actual temperature and humidity.
SpecificationConstruction AdhesiveConstruction Adhesive
ManufacturerLoctiteLoctite
Full cure (lab)★48h168h
Open time60 min★15 min
Min application temp40°F★0°F
Max application temp100°F100°F
Safety flagsNoneNone
Compare at Your Conditions
Which should you choose for cure time?
- - PL 375 Heavy Duty Construction Adhesive has the faster baseline full cure (48h vs 168h).
- - PL400 Subfloor & Deck Construction Adhesive allows the lower minimum application temperature (0°F).
- - PL 375 Heavy Duty Construction Adhesive gives more working time before assembly pressure or tooling becomes urgent.
PL 375 Heavy Duty Construction Adhesive has a 48h full cure time with a 60-minute open time.
PL400 Subfloor & Deck Construction Adhesive has a 168h full cure time with a 15-minute open time.
These products serve different purposes — check each product's individual page for full substrate compatibility details before deciding.
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PL 375 Heavy Duty Construction Adhesive data from manufacturer TDS · last verified May 2026.
PL400 Subfloor & Deck Construction Adhesive data from manufacturer TDS · last verified May 2026.
Important: Results are estimates only. Always follow manufacturer instructions. Not suitable for structural, load-bearing, or safety-critical applications.