Description

• Track design for both integrated cord tensioner and hinges

  Tunnel ventilation door with integrated meeting rail

• Integrated cord tensioner in track allows moving winching points without having to drill holes in the door

• Cord guide included along with jig speeds up installation

• Can be ordered with optional latch for closing in winter

• Superior air mixing

• Eliminates dead air spaces or “hot spots”

• Skin on the inside of the door can be black to aid in room darkening

• Material and labor cost savings by eliminating the dog house

• Polyurethane foam injected panels with an R-7 insulation value

• Very easy to operate

• Quick and easy to install

• Wide range of custom sizes

• Offers added energy cost savings and durability