Oval duct access door

An access door is a versatile piece of building that comes in variety of types to serve a multiple purpose. Access doors may allow access to an enclosed space behind a wall, floor, or ceiling.The oval access door AD-O are of  double skin “sandwich” construction: insulated seamless door panel, external  seamless frame with pre-punched frame holes and 20mm high density insulation. The door is removable and fastened to frame with camlocks. Safety retaining chain on the insert door as an option item.The door panels are gaskets between the panel and frame to assure tight seals without obstruction in the air system.The oval access panels are designed to provide access to equipment installed to insulated or plain ductwork. 

• Double skin "sandwich" structure, precise die-formed and seamless frame and panels

• All made from advanced galvanized mild steel,no painting.

• Frame pre-punch holes on both flanges for easy and fast mounting.

• Doors insulated with one inch thick fire resistant fiberglass

• Door latches are positive cam lock fastenings,zink plated

• Safety retaining chain fixed on the door to frame as an option item

• Gasketed doors to assure tight seals.

• Five standard sizes: 200x125mm,300x150mm,460x250mm,530x360mm,635x430mm.