Show use se heat system to air condition home na modern aern nir conditioning systems recently coat 11 perfected for home use render existing home borne heating systems virtually obsolete in so far as the development of the maximum of indoor co comfort Is concerned declares the holland holand I 1 institute of Thenn of liol holland mich complete air conditioning systems of the vapor air type perform functions heretofore unassociated with home hoine heating the newer functions include controlled firing controlled indoor temperature adequate cation air circulation and ventilation and aar washing the air aar washing process makes possible the use of the system luring during summer for home cooling purposes |