Invisible Door

Making life more comfortable inside

The Theodoor Air Curtain produces a high speed air current, dividing the inside and outside of the room into two independent temperature zones with the result that levels of interior air conditioning are maintained and the air is purified whilst energy is saved. Summer heat, winter cold, dust, insects, smoke, unpleasant odors and exhaust fumes are all kept out。

.Prevents a loss of cool or warm air whilst economizing on electricity.

.Efficient dust and insect-proofing.

.Protects against the effects of smoke and noxious fumes.

.Improves air circulation.