TIMLOC 1121 ROLL FORMED EAVES VENT 6m X 300mm

"Hinged easy to install loft door for loft access through the ceiling into the loft space. Insulation U-value: 0.82 W/m2k *Air permeability measured at 50Pa as 0.00m3 (h.m2) under positive pressure test conditions Purpose made product saves time and money compared with traditional joiner-made timber loft access doors Independently air leakage tested by BRE Factory finished and ready to fit straight from the box Acoustic performance of 30dB Satisfies all NHBC requirements Manufactured to BS EN ISO 9001 and BS EN ISO 14001 Complies with Building Reg. document L1A & L2A (2013 Edition) Meets all relevant British Standards"