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Roof & Foundation Products

Professional Grade Neoprene Roof Cement

• High Performance Rubberized Elastomeric Cement
• Remains Flexibile and Water Tight
• Use in Wet or Dry Conditions
• 20 Year Protection
• Dries Black

Sizes Available: 10 Oz. Tube
Coverage: 30 lineal feet of 1/4" X 1/4" bead per tube

SDS Sheet (pdf) Tech Data Sheet pdf icon (pdf)

SealBest Neoprene Flashing Cement is a high performance, professional grade elastomeric flashing and repair product that cures to a long lasting rubber-like film. This product remains flexibile though extreme temperature ranges. Its non-sag property and exceptional adhesion makes this an ideal cement for the construction and repair of all flashings, metal joints, seams, coping, vent pipes, skylights, and chimneys. This product is ideally suited for sealing cracks, holes, and tears in built-up roofs and modified bitumen single plys.

Use for various roof repairs including vent pipes, skylights, chimneys, and roof vents.

Making Repairs - Trim nozzle to desired bead size. Puncture foil at inner base of nozzle. Using a caulking gun, apply to a minimum wet thickness of 1/4". Allow at least 24 hours to dry before applying a surface coating. Use above or below grade.


SBS Mastic Photo

Roof Instructions

Item Number Unit Size Unit Weight Pack Pack Weight
H9065 10 Oz. Tube .75 lbs. 12 9 lbs.

Tools Needed:


You May Also Need:

Professional Grade Asphalt Fibered Roof Coating



2520 South Campbell Street •  Sandusky, Ohio 44870 • Phone: 1-800-326-1994 • (419) 626-4375
Fax: (419) 626-5477 • E-mail: info@sealbest.com

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