Roll-up Doors

THESE DOORS ARE STRONG AND SAFE!

THEY ARE MADE OF PRE-PAINTED, GALVANISED STEEL, AVAILABLE IN DIFFERENT COLOURS OR IN PLAIN GALVANISED (ECONOMY MODEL).

THEIR HIGH QUALITY DOUBLE-LOCKING SYSTEM, WHICH CAN BE OPERATED FROM BOTH INSIDE AND OUT, OFFER MAXIMUM SECURITY.  Macmill Doors

A HIGHLY EFFICIENT, EVEN-BALANCE SPRING-SYSTEM ENSURES SMOOTH FINGER-TIP CONTROL.

ROLLER DOORS ARE USUALLY CONSTRUCTED OF CORRUGATED STEEL ALTHOUGH OTHER MATERIALS CAN ALSO BE USED WHERE STRONG IMPACT RESISTANCE IS NOT REQUIRED EG: TRANSPARENT CORRUGATED FIBREGLASS.

CORRUGATIONS GIVE THE DOOR STRENGTH AGAINST IMPACTS.  A TYPICAL SINGLE CAR GARAGE ROLLER DOOR WILL HAVE A PRELOADED SPRING INSIDE THE ROLLING MECHANISM.  THIS REDUCES THE EFFORT REQUIRED TO OPEN THE DOOR.

Macmill DoorsLARGER ROLLER DOORS EG: – COMMERCIAL PREMISES, ARE NOT SPRING LOADED, THEY USE MANUAL PULLEY AND CHAIN SYSTEMS OR A GEARED MOTOR TO RAISE AND LOWER THE DOOR.