TEK Insulated Damper

Attention to detail has provided the following specification and performance.

• Free area open 74%
• Duty 800 l/s/ m² (@1pa)
• K factor intake 2.57 exhaust
• Air tightness closed QN50 = 0.79m³/H*M
• ‘U’ value <1 w/m²k
• Class A till v = 1.5m/s when fitted with TEK EL50 louvre
• Fire resistance blade VO(flame retardant) in accordance with UL94 m1-nfp92-501
• Acoustic data in open position 13dnew and closed position 32dnew
• Material frame aluminium powder coated black (60-80 microns)
• Blade black PVC

Dampers can be factory fitted with a choice of modulating or open/close electric motors, or hand operated handle.

Can be manufactured to any size via multiple panels.

Single damper in one piece up to 1500 x 1500.

Multiple dampers with mounting frames.

Tek dampers are at the heart of our Natural Ventilation range and this new design provides lower ’U’ values with enhanced shut off and higher acoustic performance when shut.  All independently tested and verified.

Finish black.