Everything* you need to know about requirements and details for wrapping old homes with cold bones

Bringing an old house up to date energy-wise can improve comfort and energy performance.

Mechanical equipment that is tuned to the space it must condition: a small air handler and ceiling-mounted mini-splits

Last time on Bui

Sealing a crawlspace against bulk water and soil moisture using rigid foam and spray polyurethane foam

PTC's Award-Winning Continuing Education Tour covers difficult new energy code requirements for roofs and walls

Five videos about how to install a subfloor over thick insulation without sleepers. The insulation can be over a concrete slab, or not...

How to reduce ice dams, improve thermal performance, and boost the durability of homes with vented, insulated attics

A field-tested collection of videos, articles, and animated details on practical improvements to the framing process that strips out the less-valuable 'advice' often passed on by others

The updates are really only a big deal if you live in climate zones 4 or 5, like 65% (or so) of America does. But don't worry, climate change is making it smarter than ever to exceed the code minimum.

Construction details, jobsite construction videos, and audio explanations of the challenge our housing stock faces and solutions to dig out of the hole.

Flashing, ventilation, and ice dams

Fat walls mean skinny energy bills

Every layer you add has two sides that can become air pathways to the inside of a building

The main difference is in the hand-held digital manometer unit

A show that focuses on working alone during the COVID times.

There are new words and numbers in the energy code, like "tested for tightness," R-60, and 20+5

An example of why cheap construction is not so cheap

How to install two layers of foam and Tyvek's Drainvent rainscreen over an old, lightly-insulated wall.