Loctite Plumber and Marine Clear Adhesive

Loctite Plumber and Marine Clear Adhesive is a waterproof, all-purpose adhesive. It forms a watertight seal, dries clear and has a thick, no-drip consistency that won’t run. Great for high-moisture plumbing applications and for outdoor waterproof projects and repairs.

Key Facts

Recommended on

  • Sealing leaks, repairing tears, securing tiles, fixing footwear and mending glassware
  • Bonding aluminum, brick, cardboard, ceramic, fabric, fiberglass, glass, leather, most plastics, rubber, steel and wood


  • Dries transparent for invisible repairs
  • Thick consistency, no mess application - Will not run
  • Waterproof and seals watertight
  • Dries gradually, allowing time to reposition parts

Step by step


Step 1: Safety Precautions

Gloves. Use in a well ventilated area.

Step 2: Preparation

Protect work area. Surfaces to be glued or sealed must be clean and dry. Pre-fit all materials before applying adhesive. Pierce tube seal with the reverse side of the cap.

Step 3: Application

As an Adhesive:
Apply to both surfaces. Wait for 5 minutes then press surfaces together. Clamp if necessary. Fully cured in 24 hours. Cure time is dependent on temperature, humidity and thickness of product used.

Step 4: As a Sealant:
Apply a layer 6 mm thick over the area to be sealed. Let dry for 24 hours. If necessary, apply a second coat.

Step 5: Cleanup

Clean tools and adhesive residue immediately with acetone. Cured sealant may be carefully cut away with a sharp-edged tool.