Flexi Coat

Aerosol Undercoat and Sound Deadener, Roof Patch and Leak Sealer 1453

Product Description

FLEXI COAT is an undercoat and sound deadener that provides a durable, flexible, rubberized film that seals and acoustically reduces unwanted vibration and sound. Protects metal parts against the harmful effects of water, salt and road chemicals. Stays pliable in winter cold, yet won’t sag, melt or drip in summer heat. Resists cracking, peeling and abrasion. It can also be used as an effective roof patch and leak sealer. It can be used on all roofs, flashings, gutters, downspouts and also on sink drains. It leaves a flexible coating that will not freeze or crack in cold, is abrasion resistant and won’t peel. Seals out rust and corrosion.

*Do not apply to hot equipment, does contain flammable solvents and will run if applied to surfaces with temperatures above 300°F.

Product Features

  • Will not crack or peel
  • Prevents rust and corrosion
  • Seals out road salt
  • Seals out water
  • Seals tree pruning wounds
  • Seals leaks in roofs, gutters, and condenser pans, and sinks


  • Roofs
  • Auto Underbodies
  • Auto Fleets
  • Stainless Steel Sinks
  • Air Conditioning Pans
  • Equipment
  • Electrical Junction Boxes
  • Boats
  • Ducts and Piping
  • Flashings
  • Gutters
  • Leak Repairs

Directions for Use

Shake can vigorously until ball rattles freely for one minute. Shake occasionally during use. Hold can 12  inches from surface. Spray a thin, even coat, building up desired thickness. Remove overspray with a cloth dampened with kerosene.

Note: To prevent clogging of tip, turn can upside down and depress tip for 2 seconds. Wipe tip clean.

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