Product SKU: NP125

MasterSeal NP 125 Thermoplastic Sealant and Adhesive

MasterSeal NP 125 is a one-component, high-performance, non-priming, gun-grade, thermoplastic adhesive and sealant. It requires no mixing and bonds tenaciously to common building materials, including concrete and clay roof tiles, metal flashings and masonry.

Available in cases of 12 tubes (10.1 oz tubes)

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MasterSeal NP 125 Thermoplastic Sealant and Adhesive Clear 10.1 oz
10.1 oz


MasterSeal NP 125 is a one-component, elastomeric, gun-grade thermoplastic sealant and adhesive.

• Superior holding power for longer lasting seals
• Suitable for exterior applications (roofing)
• Bonds similar and dissimilar materials
• Clear formula blends with any substrate color
• Wide temperature application range makes MasterSeal NP 125 suitable for all climates
• One-component formula requires no mixing, helping to reduce labor costs
• Joint movement capability of 25{05aebf0802fbb0d9e8aaecb097d33bcee705e113ada15fb14b9f190f9232e09b} total provides excellent flexibility, keeping moving joints tightly sealed
• Easy to gun and tool, speeding up application and making neater joints
• Weather resistant for long-lasting weather tight seals
• Compatible with non-rigid paints and can be painted

Typical applications for MasterSeal NP 125 include: residential, commercial, sheet roofing, liquid applied roofs, metal roofs, shingled and tiled roofs, between adjacent layers of roof tile, sealing edge and ridge tiles, penetration seals, flashings, skylight frames, termination bars and reglets, parapet expansion joints, lap seals in metal roof assemblies, sealing wood forms