Heat Pumps & Thermal Efficiency
Air-to-water heat pumps, geothermal ground loops, insulation, and building envelope science.
Air-Source Heat Pumps in Sub-Zero Climates: Cold Climate COP Performance
Air-Source Heat Pumps in Sub-Zero Climates: Cold Climate COP Performance: In-depth tutorial, tactical steps, and practical best practices.
Ground-Source (Geothermal) Heat Pumps: Vertical Boreholes vs Horizontal Loops
Ground-Source (Geothermal) Heat Pumps: Vertical Boreholes vs Horizontal Loops: In-depth tutorial, tactical steps, and practical best practices.
Heat Pump Water Heaters (Hybrid): Slashing 60% of Domestic Hot Water Costs
Heat Pump Water Heaters (Hybrid): Slashing 60% of Domestic Hot Water Costs: In-depth tutorial, tactical steps, and practical best practices.
Ductless Mini-Splits vs Central Ducted Heat Pumps: Multi-Zone Efficiency
Ductless Mini-Splits vs Central Ducted Heat Pumps: Multi-Zone Efficiency: In-depth tutorial, tactical steps, and practical best practices.
Hydronic Radiant Floor Heating with Heat Pumps: Optimal Flow Temperatures
Hydronic Radiant Floor Heating with Heat Pumps: Optimal Flow Temperatures: In-depth tutorial, tactical steps, and practical best practices.
Thermal Envelope Blower Door Testing: Finding and Sealing Air Infiltration
Thermal Envelope Blower Door Testing: Finding and Sealing Air Infiltration: In-depth tutorial, tactical steps, and practical best practices.
Triple-Pane vs Double-Pane Low-E Windows: U-Factor and Solar Heat Gain
Triple-Pane vs Double-Pane Low-E Windows: U-Factor and Solar Heat Gain: In-depth tutorial, tactical steps, and practical best practices.
Attic and Roof Insulation: Blown Cellulose vs Spray Foam vs Rockwool
Attic and Roof Insulation: Blown Cellulose vs Spray Foam vs Rockwool: In-depth tutorial, tactical steps, and practical best practices.
Heat Recovery Ventilation (HRV) and Energy Recovery Ventilation (ERV) Science
Heat Recovery Ventilation (HRV) and Energy Recovery Ventilation (ERV) Science: In-depth tutorial, tactical steps, and practical best practices.
Smart Thermostats (Ecobee, Nest): Algorithmic Setback and Thermal Pre-Cooling
Smart Thermostats (Ecobee, Nest): Algorithmic Setback and Thermal Pre-Cooling: In-depth tutorial, tactical steps, and practical best practices.
Hydraulic Balancing in Existing Radiator Systems for Low-Temp Heat Pumps
Hydraulic Balancing in Existing Radiator Systems for Low-Temp Heat Pumps: In-depth tutorial, tactical steps, and practical best practices.
Refrigerant Transition (R290 Propane vs R32 vs R410A): Eco-Impact and Safety
Refrigerant Transition (R290 Propane vs R32 vs R410A): Eco-Impact and Safety: In-depth tutorial, tactical steps, and practical best practices.
Thermal Battery Storage: Phase Change Materials (PCM) for Home Heating
Thermal Battery Storage: Phase Change Materials (PCM) for Home Heating: In-depth tutorial, tactical steps, and practical best practices.
Basement and Crawlspace Encapsulation: Moisture Barriers and Insulation
Basement and Crawlspace Encapsulation: Moisture Barriers and Insulation: In-depth tutorial, tactical steps, and practical best practices.
Exterior Wall Insulation (EIFS): Eliminating Thermal Bridging Completely
Exterior Wall Insulation (EIFS): Eliminating Thermal Bridging Completely: In-depth tutorial, tactical steps, and practical best practices.
Heat Pump Defrost Cycles Explained: Energy Penalties and Optimization
Heat Pump Defrost Cycles Explained: Energy Penalties and Optimization: In-depth tutorial, tactical steps, and practical best practices.
Passive Solar Home Design: Overhangs, Thermal Mass, and Window Placement
Passive Solar Home Design: Overhangs, Thermal Mass, and Window Placement: In-depth tutorial, tactical steps, and practical best practices.
Electrifying Century-Old Homes: Overcoming Retrofit Challenges
Electrifying Century-Old Homes: Overcoming Retrofit Challenges: In-depth tutorial, tactical steps, and practical best practices.
Heat Pump Noise Mitigation: Vibration Pads, Sound Enclosures, and Siting
Heat Pump Noise Mitigation: Vibration Pads, Sound Enclosures, and Siting: In-depth tutorial, tactical steps, and practical best practices.
The All-Electric Home Blueprint: Eliminating Fossil Gas Step-by-Step
The All-Electric Home Blueprint: Eliminating Fossil Gas Step-by-Step: In-depth tutorial, tactical steps, and practical best practices.