Description 
Zettex Gunfoam NBS is a durable and fast-curing one-component insulation and mounting foam. Developed for sealing and filling joints and connecting building materials. The foam cures under the influence of moisture. Zettex Gunfoam NBS has an excellent adhesion to most building materials such as stone, concrete, metal and various plastics (styrene, PU rigid foam, polyester, rigid PVC)

Material 
Polyurethane. 

Properties 
•Fast drying 
•High yield 
•High product density 
•High insulation value 
•Can be used on any substrate

Packaging
Spray can 750 ml
Colour
Off-white

Applications
Sealing joints between partition walls, ceilings and floors.
Penetrations of pipes and conduits through walls and floors. Joints around door and window frames. Not suitable for underwater applications and not to be used to fill large closed spaces. For wider joints and joints deeper than 5 cm, apply the foam in several layers. Wait 15-30 minutes between layers.
Surface
All surfaces must be free of dust and grease.

Features	Specification
Propellant gas	No CFCs or HCFCs
Application temperature	5°C to 35°C optimal: +15°C to +20°C)
Density of cured foam	20 – 30 kg/m³
Skin formation time	8 – 12 min
Time before cutting	50 – 100 min
Thermal conductivity coefficient	30 – 35 mW/m.K
Thermal resistance	-40°C / +90°C
after curing, short duration:	up to +140°C)
Fire class	according to DIN4102-part 1 B3
Shelf life	12 months after filling date
Degree of fill in joint	50% - 60%
Yield	Approx. 45 litres