Leak Stopper Rubber Flexx Clear Multi-Purpose Waterproofer

Leak Stopper Rubber Flexx Clear Multi-Purpose Waterproofer is a crystal-clear, flexible sealant and adhesive designed for waterproof repairs on a wide range of interior and exterior surfaces.

This versatile clear sealant offers strong adhesion to most materials and forms a durable, elastic, UV-stable, 100% waterproof seal. It helps stop water, moisture, and air leaks while creating a clean, invisible repair finish.

Rubber Flexx Clear can be used on roofs, gutters, siding, doors, windows, RVs, HVAC, PVC, fiberglass, masonry, and metal. It also adheres to wet or damp surfaces and is paintable after application.

Key Features

• Crystal-clear waterproof sealant and adhesive
• Seals cracks, leaks, moisture, and air gaps
• Clear invisible repair finish
• Flexible rubber seal
• 100% waterproof when cured
• UV stable and durable
• Use in wet or dry areas
• Interior and exterior use
• Adheres to wet and damp surfaces
• Paintable
• Strong adhesion to most materials

Recommended Uses

• Roofs
• Gutters
• Siding
• Doors
• Windows
• RVs
• HVAC
• PVC
• Fiberglass
• Masonry
• Metal

Product Details

• Brand: Gardner
• Product Line: Leak Stopper
• Product Type: Clear Multi-Purpose Waterproofer / Sealant / Adhesive
• Product Code: 0309-GA
• Size: 10 fl oz / 296 mL
• Unit Dimensions: 2 in. x 2 in. x 11.5 in.
• Unit Weight: 0.7 lbs
• Pack: 12 / case
• UPC: 025056030900
• Color: Clear
• Coverage: Approximately 25 linear feet per 3/16 in. bead
• Application Temperature: 0°F to 110°F; best above 40°F
• Tooling Time: Tool finish within 5 minutes of application
• Dry to Touch: 1 hour
• Full Cure: 3–5 days at 77°F and 50% relative humidity
• Clean-Up: Mineral spirits
• Storage: Store between 40°F and 90°F in cool, dry conditions
• Shelf Life: 1 year

Application Notes

• Clean surfaces before application.
• Use in a well-ventilated area.
• Trim nozzle to desired bead size and apply with a quality caulk gun.
• Do not thin.
• Do not use on polystyrene insulation or polystyrene products.
• Do not use where food is processed or stored.
• Do not use on traffic-bearing surfaces.

Technical Product Sheet