-
The Flash-and-Batt Method
This oddly illicit-sounding insulation system is becoming more common
-
Two Years With a Minisplit Heat Pump
We’ve been heating our Massachusetts home for $250 a year
-
Do We Really Need 12 Inches of Foam Under Our Slab?
A last-minute attempt to apply value engineering to our Passivhaus design
-
Exterior Insulation Is Like A Sweater For Your House
A layer of rigid foam will keep your wall sheathing warm and dry
-
Insulating Window Shades
Ecosmart cellular window shades can add R-4 insulation to your window opening
-
Passive House Certification: Looking Under the Hood
PHPP software considers the contribution of a solar hot water system while ignoring the contribution of a PV system
-
Heat Loss from Air Is No Big Deal, Right?
No — it's a huge deal, especially if your ceiling is peppered with recessed can lights
-
Backup Electrical Power for a Passivhaus Project
If your house has a tight, well insulated envelope, the plumbing pipes aren’t likely to freeze — even if the power is out for days
-
Self-Cleaning Ovens
How much energy does it take to burn the congealed grease off the inside of your oven?
-
Can We Get More and Pay Less To Keep About The Same?
A last-minute redesign aims to lower construction costs