Lucas Urethane Joint & Termination Sealant #9600 is a 100% solids, non-shrinking moisture cure urethane sealant designed for sealing large joints and roof termination bars. It delivers strong adhesion with minimal odor, making it a reliable choice for commercial and residential projects.

Key Features & Design

• 100% solids, non-shrinking moisture cure urethane sealant - intended for sealing large joints and roof termination bars.
• Minimal odor, contains no solvents and less than 10 grams per liter VOC.
• Excellent adhesion to concrete, masonry, EPDM, PVC, wood, vinyl, metal, Kynar®, and most other common building materials.
• TPO primer note: Lucas #8015 TPO Primer is required for application on TPO roofs.
• Application details: To use this product cut the tip to the desired size and puncture the foil seal. Small orifice size and/or an incompletely punctured seal may cause material to extrude around the plunger. Surface to be sealed must be clean.
• Joint limits: Maximum recommended joint width is 2 inches. Maximum recommended depth is 1 inch. Use backer rod for deep joints.
• Use cases: Use to fill honeycombs and seal joints and penetrations in below grade concrete and masonry walls prior to application of Lucas #4700 Fluid Applied Waterproofing Membrane. #9600 may be used with Lucas PolyPan® enclosures for difficult through wall flashings and steep slope roofing applications.
• Coverage: Approximately 25 ft per 10 oz cartridge for a ¼ inch bead.
• Finish & temperature: Lucas #9600 is paintable within 24 hours. Application below 32ºF (0º C) is possible; however curing requires free moisture in the air and will not begin until the temperature is above freezing.
• Storage & shelf life: Shelf life: Two years from the date of manufacture. Store in a cool dry place. High temperatures and high humidity during storage will shorten the product’s shelf life.