This heavy-duty Teflon coated PU foam gun is comfortable for long use with its ergonomic design. It is compatible with adjustable nozzles. Foam dispensing nozzle is designed to resist all conditions. The aluminum material provides wear resistance for long term use with proper care and cleaning.Easy AdjustmentPrevent overuse by adjusting the amount of sealant and foam according to your needs with the spring trigger and control knob.This heavy-duty Teflon coated PU foam gun is comfortable for long use with its ergonomic design.Teflon Coated Long NozzleThe foam dispensing nozzle is compatible with other adjustable nozzles. With the non-stick feature of the Teflon coating, it leaves no residue and allows you to use less foam cleaner. Foam dispensing nozzle is designed to resist all conditions.More EfficientThe aluminum material provides wear resistance for long term use with proper care and cleaning. The lock valve ensures that the used PU filler stays fixed on the product, thus enabling more efficient use of the filling material.