Ian and Grant help Patrick Adress listener feedback and answer their questions about ventilation for a small apartment building and the best way to fit doors when the floor slopes around them. David discusses bath tub drains in Japan and Taiwan. Will shares tips for airtight windows with tight fitting extension jambs. Greg asks about ventilation for his four-unit apartment building. Jim wonders if he should scribe door bottoms to match sloping floors.

Tune in to Episode 734 of the Fine Homebuilding Podcast to learn more about:

Adjusting windows so extension jambs are tight-fitting and uniform width
Providing exhaust and makeup air for multi-family ventilation
Fitting new doors to existing openings that aren't plumb or level

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 734

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