About this item

• SINGLE COMPONENT FORMULA: Adheres well to bare metal, primed metal and painted surfaces
• MOISTURE CURING PROPERTY: Provides excellent performance in high heat and humidity environments
• NON-SHRINKING, NON-CRACKING: Remains flexible and offers superior results to solvent-based sealers
• QUICK PAINTABILITY: Allows painting after 30-45 minutes
• THICK CONSISTENCY: Fills large voids and can be smoothed to a featheredge or brushed

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  From the manufacturer

  

  3M Urethane Seam Sealer

  3M Urethane Seam Sealer is a high solids seam sealer ideal for sealing automotive and RV seams and joints. It adheres well to bare metal, primed metal and painted surfaces, and if desired can be smoothed to a featheredge and/or brushed. Tack free and paintable after 30-45 minutes, this urethane formula is permanently flexible and offers superior performance to solvent-based sealers.

  Create Tight, Long-Lasting Seals

  3M Urethane Seam Sealer helps when sealing interior or exterior seams to help prevent the intrusion of water, dust, and air, aiding in providing corrosion resistance. Choose this seam sealer for high-quality sealing of seams and joints on primed metal or painted surfaces, and even on bare metal. Applies easily, formulated for long-lasting support to the seam without shrinking or cracking.

  Fill in Gaps with Confidence

  With its thick consistency, 3M Urethane Seam Sealer is an excellent gap filler and you can feel confident using this sealer to fill large voids between parts where they occur. Designed to be used over epoxy or urethane based primers, the sealer comes in several colors to enable color matching. Note that the filler should be top coated when exposed to ultra violet rays.

  

  Excellent Performance in High Heat and Humidity While some seam sealers require cure time in a completely dry environment, our 3M Urethane Seam Sealer is moisture-curing so it provides a reliable seal regardless of moisture or humidity in the air. It can be painted after 30-45 minutes.

  Rigid or Flex Pack Options This sealer comes in either a flexible foil pack or rigid metal cartridge. Application of the cartridge sealer requires the use of a 3M Single Component Cartridge Applicator Gun – pneumatic (08990) or 3M Professional Caulking Gun (08993), and 3M Threaded Cartridge Nozzles (08187). Foil packs are designed for use with 3M Flexible Package Applicator Gun – Pneumatic (08399) or 3M Flex Pack Applicator (08398) these include one applicator nozzle, additional nozzles may be acquired as PN (08188).