Roof and Flashing Polyurethane Sealant

Available Sizes: 10 fl. oz.


Color When Dry: Black



Where to Buy


Loctite® PL® Roof and Flashing Polyurethane Sealant

Chimneys, Joints, and Shingles

Loctite PL Roof and Flashing Polyurethane Sealant is a premium quality, commercial grade sealant developed especially for forming permanent, water and weatherproof seals in all exterior gaps and joints. This sealant is elastic and remains flexible to expand and contract with construction material movement to protect and retain the original seal. It provides properties of non-sag, permanent flexibility and corrosion resistance. It exhibits outstanding durability and tear resistance. It usually requires no primer and resists deterioration from weather, stress or movement. It is UV and ozone resistant and does not soften in the sun.

Other Recommended Product Solutions

Loctite® PL Heavy Duty Sealant

Recommended For

  • Shingle tabbing and for covering roofing nails
  • Bonding to asphalt, aluminum, fiberglass, metal, brick, wood, concrete, stucco and many more substrates
  • Sealing roof flashing around chimneys and roof edging

Not Recommended For

  • Use with fillers impregnated with oil, asphalt, tar or any migratory saturant
  • Underwater applications or permanent water immersion
  • Applications requiring temperature resistance greater than 200°F (93°C)
  • Joint depths greater than ½'' without the use of a backer rod
  • Contact with oil-based caulking compounds, butyl caulking compounds and silicone sealants (uncured and cured)