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Loctite PL S40 Polyurethane Window, Door & Siding Sealant, 6 tube kit, Pro Caulk Gun

Loctite PL S40 Polyurethane Window, Door & Siding Sealant, 6 tube kit, Pro Caulk Gun
KTLT 02S4006
Same day shipping if ordered by 2 pm EST

Product Description

Our Loctite PL S40 Window, Door & Siding Sealant Kit combines our high power 18x Pro Caulk Gun with six 10 oz cartridges of Loctite PL S40 Window, Door & Siding Sealant.

Kit Includes

  • Heavy Duty Pro Caulk Gun for Thick Material
  • 6 Loctite© PL© S40 Cartridges, 10 oz

The Caulk Gun

Our 18x Pro Caulk Gun is a manual caulking gun that takes industry standard 10.3 oz. cartridges. Its durable design is perfect for frequent high volume use and features a pivoting barrel for seamless caulking around corners, curves, and tight spaces. The 18:1 mechanical advantage provides 18 lbs. of application pressure for each lb. of force applied to the trigger handle, perfect for applying high viscosity caulks and adhesives. In addition, our caulking gun features an instant pressure release tab, to prevent excess caulk leakage and a convenient pin to puncture the inner seal of the adhesive cartridge.

Loctite PL S40

Loctite PL S40 Window, Door & Siding Sealant is a premium quality commercial grade sealant for forming permanent, water and weather resistant seals in exterior gaps and joints. PL S40 has outstanding durability, tear resistance and stretch ability up to ±35% to accommodate movement and settling. PL S40 is UV and Ozone resistant and does not soften in the sun.  PL S40 can be used on windows, doors, garage framing, fascia, sill plates, expansion joints and siding of all types. PL S40 bonds wood, vinyl, aluminum, concrete, brick, fiberglass, metal, stucco, and many other surfaces.

This is for Six 10 fl. oz. cartridges that fit most caulking guns.

  • Low VOC content - CARB compliant
  • Flexible ±35% movement
  • Weatherproof
  • Does Not Deteriorate
  • Paintable

For a 10 fl. oz. cartridge

  • 1/4" bead will yield 32 ft. of adhesive
  • 3/8" bead will yield 14 ft. of adhesive


PL S40 should not be used for continuous water immersion or for applications at greater than 200°F. PL S40 should not be used with fillers impregnated with oil, asphalt, tar or in contact with oil-based caulking, butyl caulking or silicone sealants.

For more information read the PL S40 Tech Data Sheet


Individual units can ship by UPS or FedEx. Larger orders may ship by truck. Additional charges may apply if shipping to a residence, extended service area, or business that does not have access to a loading dock.

Questions? Give us a call at 1.888.223.3050

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