F - Mech Eng,Light,Heat,Weapons – 24 – F
Patent
F - Mech Eng,Light,Heat,Weapons
24
F
98/14
F24F 7/00 (2006.01) F24F 7/04 (2006.01)
Patent
CA 1231862
A B S T R A C T In ventilation and heat and himidity recovery of indoor environment of a structure it is known to use: - Mechanical systems where supply and exhaust air are moved by fans or fan. In this invention it is offered a unit for natural (passive) ventilation and sensible and latent heat and humidity ratio recovery of indoor environment of an air tight structure, by using one ductwork for supply and exhaust air.
523715
Talalayevsky Lidia
Talalayevsky William (vilen)
Talalayevsky Lidia
Talalayevsky William (vilen)
LandOfFree
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