PL Heavy Duty Construction Sealant

Available Sizes: 9.5 fl oz (280 ml)


Color When Dry: White



Where to Buy


Loctite® PL Heavy Duty Sealant

Durable Seal, 5x Stretch, Limited Lifetime Guarantee

Loctite PL Heavy Duty Sealant is the first and only sealant that can do it all. Because of its unique 5x stretch and superior strength, Loctite PL Heavy Duty Sealant provides a durable seal that lasts a lifetime. PL Heavy Duty is an all condition, easy to use sealant that provides all the best benefits of traditional sealants in one. It makes the decision process of choosing the correct sealant for your project quick and easy. Its superior adhesion and low odor biocide formula, makes it a perfect sealant for a multiple of interior and exterior projects including; tubs, showers, fixtures, sinks, countertops, tile, trim, baseboards, sealing around windows, doors, siding & many more.

Recommended For

  • Concrete & masonry, marble, granite, brick
  • Interior and exterior projects
  • Wood, laminate, drywall, plaster
  • Aluminum, stainless steel, metal
  • Fiberglass, PVC
  • Tile, ceramic, porcelain

Not Recommended For

  • Use in load bearing applications
  • Use below waterline, on mirrors, under shower door tracks or in aquariums
  • Joints immersed in water or applications requiring continuous water immersion
  • Joint size wider than ¼'' without backing material
  • Use as a traffic bearing sealant or in log homes