This webinar is a lecture on the principle of a heat pump. All Audiences heat pumps,HVAC sizing,residential You may also like 1:20:17 Interconnection of Vapor and Air in Walls 58:09 2024 IECC Commercial Compliance Paths 48:30 IECC 2024 Commercial 49:03 Building Science 101 Commercial 1:16:02 Residential Vapor Management 1:01:29 Commercial Air Barriers 1:06:08 Codes 101 1:08:50 Lessons Learned from Marshall Fire IECC 1:11:55 Passive House «12345…9»Page 3 of 9