| 10434 Heavy duty sliding door
Heavy-duty sliding doors shall be built in profiles produced from steel complying with the requirements of BS 4360. The steel to be used shall be black or pre-coated as specified in drawings and schedules.
Guides and guide tracks and roller tracks shall be in mild steel in the sizes specified in the schedule.
Rollers shall be heavy duty and produced from stainless steel. Rollers shall be provided at top and or bottom as detailed in drawings.
The rollers and guide tracks shall be securely embedded in concrete or welded against steel to ensure that, the imposed load from the door during movement is well taken.
Sufficient bracing and frames shall be provided to ensure that, the steel metal panels are firmly set in position and no displacement or warping is noted during heavy punching.
Accessories and hard ware shall be as detailed in schedule.
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