METU Access Door Knobs The METU access door knobs prevent the access door screws from sticking out when they are tightened (protected METU design). This reduces the risk of injury like in underground parking lots where ceilings are low.
METU metal knobs for operating temperatures above +80°C
Recommended Torques Opening sizes18 and 21 (M8) : 1.000 - 1.500 Nm Opening sizes 315, 32, 42, 43 and 53 (M10): 1.200 - 1.700 Nm Opening sizes 54, 64, 65 and 75 (M12): 2.000 - 3.000 Nm
METU protected knobs' design