●Material: (surface treatment)
‧ Galvanized steel plate-T (white electrostatic powder coating or baking paint) ‧ Stainless steel plate-S (original color)
●Specifications: (W size)‧Coordinated design, customized size
‧The frame and door frame of the FHA type maintenance door adopt a separate design to facilitate personnel to repair the inner frame and door frame.
There are air-tight gaskets between them for good air-tightness effect.
‧The door frame of the maintenance door can be used for internal insulation. Any size of 3/8''-2'' can be used.