4:37

Psychrometric Saturday: Return Duct Gains

9:07

I built the perfect HVAC sensor, for CHEAP! Temps, Static Pressure, Air Quality, everything.

28:20

SOMEONE MESSED UP BIG TIME

11:24

How to Make a DIY AC Linear Air Conditioner Down to -15°C and a Heat Pump Up to +35°C

31:23

The Mini Split - REINVENTED.

16:49

Multi-zone split type Air Conditioner installation

17:44

My Smart Home is Stupid - HVAC Update

40:43

DIY Central Air Install for $3300 (Including Tools!)