Air Tight Performance Aluminum Overhead Sectional Door With Maximum Sealing Effect on China WDMA on China WDMA exterior Alloy 4040 SeriesAluminum stacking door

Alloy 4040 SeriesAluminum stacking door profiles

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Stainless steel frame 3

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Air Tight Performance Aluminum Overhead Sectional Door With Maximum Sealing Effect on China WDMA on China WDMA exterior Alloy 4040 SeriesAluminum stacking doorProduct Parameters Industrial warehouse sectional overhead door The insulated door uses PU panels to provide good thermal insulation effect and high anti wind performance to safeguard various occasions. High anti wind pressure is safe for the building opening. *The inside and outside panels are made of color coated steel or aluminum sheets by Shanghai Baosteel and the inside is made of PU foam material. The panels of 40mm or 50mm in thickness are