Adjustable spring strength EN1-4 to levels in EN1154 Not designed to aid compliance to the opening force requirements of ADM/BS8300 Supplied as body only with modified L bracket and tag plate Adjustable closing and latching speeds Only 37.5mm thick allowing installation in standard transom channels Tested to 500,000 cycles This variable spring transom closer is designed for use on aluminium doors and has the same footprint as the Adams Rite ARC-51N however can be adjusted to suit each opening ensuring the door closes correctly while keeping the opening force down to a minimum.
