The Sonolastic NP1 is a versatile moisture-curing high-performance polyurethane sealant with permanent elasticity
It is intended for use on active, vertical and horizontal interior, exterior joints including expansion wall joints, floor and pavement joints, curtain walls, panel walls, precast walls, window frames, structural components, dams, spillways, and storm water drains
Its substrates include concrete, masonry, aluminum, and wood
This sealant bonds to concrete, masonry, and other materials without a primer
Does not require mixing
Skins overnight and fully cures within a week
Dries smooth and is paintable
Meets federal specifications TT-S-00230C, Type II, Class A; ASTM-C-920, Type S, Grade NS, Class 25 - use NT, M, A, G, and I; Corps of Engineers CRD-D-541, Type II, Class A; and ISO 11600-F-25LM
USDA approved for use in meat and poultry areas
Canadian approval for use in establishments that handle food
SWRI validated
Joint movement capability +/- 35
10.1-oz tube
Tan
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