#726: Heat-Pump Performance, Asphalt Felt, and Interior Humidification

About this episode

The episode discusses heat-pump performance, the use of asphalt felt for WRB, and maintaining indoor humidity.

This week on the Fine Hombuilding Podcast, listeners write in about heat-pump performance and ask questions about using asphalt felt for a WRB and maintaining comfortable indoor humidity. FHB senior editor Patrick McCombe is joined by Green Building Advisor editor Randy Williams, Fine Homebuilding technical editor Mark Peterson, and producer Cari Delahanty. Tune in to Episode 726 of the Fine Homebuilding Podcast to learn more about: Heat-pump performance during cold snaps Using tar paper as a WRB Raising indoor relative humidity during winter months Have a question or topic you want us to talk about on the show? Email us at fhbpodcast@taunton.com . ➡️ Check Out the Full Show Notes: FHB Podcast 726 ➡️ Sign up for an FHB All-Access Membership ➡️ Follow Fine Homebuilding on Social Media: Instagram • Facebook • TikTok • Pinterest • YouTube ⭐⭐⭐⭐⭐ If you enjoy the show, please subscribe and rate us on iTunes, Spotify, YouTube Music, or wherever you prefer to listen.

People in this episode

Host: Patrick McCombe

Guests: Randy Williams, Mark Peterson, Cari Delahanty

Topics covered

• heat-pump performance
• asphalt felt
• indoor humidity
• cold weather
• building materials

Keywords

• heat pump
• asphalt felt
• indoor humidity
• WRB
• cold snaps

Mentioned in this episode

Organizations: Fine Homebuilding Magazine, Green Building Advisor

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• #734: Extension Jambs, Ventilation for Multifamily Buildings, and Fitting Doors · April 24, 2026 · 55 min
• #733: Double-Stud Walls, Construction Second Career, and Hardwood on Concrete Slabs · April 17, 2026 · 55 min
• #732: Indoor Humidity, Spreading Kneewalls, and Interior Air Barriers · April 10, 2026 · 59 min
• #731: Risks of CO, Proper Painting Sequence, and Detailing Felt WRBs · April 3, 2026 · 49 min