Building Performance
Building a Comprehensive Net Zero Home
An in-depth approach to addressing energy, carbon, and climate resilience
14 MIN READ
Insulation Materials
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Products
Seamless Insulation
1 MIN READ
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Insulation
Troubleshooting Spray-Foam Insulation
12 MIN READ
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Building Performance
Selecting High-Performance Doors and Windows
10 MIN READ
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Energy
R-Value Creates Confusion. Let's Change That
11 MIN READ
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Building Performance
Why and How to Build an Insulated Overroof
11 MIN READ
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Q&A
Controlling Condensation in an Insulated Basement
4 MIN READ
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Q&A
Should We Install Faced Insulation Batts?
6 MIN READ
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How To
Mobilizing for a Small Abatement Project
3 MIN READ
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Remodeling
Managing Asbestos During a Remodel
4 MIN READ
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How To
A Troubled Tiny House
5 MIN READ
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Insulation
Dense-Packing Unvented Roofs
8 MIN READ
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How To
Insulating Parapets and Balconies
6 MIN READ
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Q&A
Avoiding Problems With Flash-and-Batt Insulation
5 MIN READ
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How To
Where Does the Dew Drop
2 MIN READ
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Projects
High-Performance Insulated Wall Retrofits
9 MIN READ
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Projects
A Deep Energy Retrofit in Bangor, Maine
1 MIN READ -
Products/Tools
Fire-Rated Basement Ceiling I-Joists:
Brought to you by Roxul2 MIN READ -
JLC Classic
Top Ten Code Violations
12 MIN READ
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How To
Detailing a Superinsulated Slab
11 MIN READ
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How To
Infrared Smart Phone
3 MIN READ -
Letters
July 2015 Letters
4 MIN READ -
How To
Deep Rafters for a Massachusetts Passive House
1 MIN READ
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Products/Tools
Two Icynene Formulations Now Offer 4-Hour Re-Occupancy
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Projects
New Infrared Options for Remodelers
7 MIN READ -
Products/Tools
Dow Corning Adds Liquid Silicone Flashing for Rough Openings
1 MIN READ
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Energy
Working With Thick Layers of Exterior Insulation
6 MIN READ -
ORNL
Next-Generation Foam Board
1 MIN READ
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Letters
April 2015 Letters
9 MIN READ
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On the Job
Sealing a South Carolina Crawlspace
2 MIN READ
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Energy
Moisture in Fat Walls
8 MIN READ -
ENERGY VANGUARD
How to Double R-Value Without Adding Insulation
1 MIN READ -
HAMMER & HAND
On Site with Roxul
1 MIN READ
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How To
Island House Makeover — Insulating the Skin
3 MIN READ
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Products
HouseGuard Wall Ninja
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Projects
Replacing a Screened Porch with a Four-Season Sunroom
16 MIN READ
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On the Job
Installing Windows in a Deep Wall
5 MIN READ -
Energy
How Small Jobs Killed My Business
14 MIN READ
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How To
Framing for Super-Insulation on a Maine Ski Lodge
3 MIN READ
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How To
Adding an Insulated Envelope
12 MIN READ -
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Products
AP Foil-Faced Polyiso Sheathing
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Foundations
Cost-Saving Insulated Foundations
8 MIN READ
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Projects
Studying Moisture in Fat Walls
5 MIN READ
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How To
JLC June Letters
4 MIN READ -
How To
A Drywaller’s Approach to Air Sealing Homes
10 MIN READ
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On the Job
Masonry Through-Wall Flashing at Windows
6 MIN READ
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How To
Working With Flexible Flashing
15 MIN READ -
Letters
JLC April Letters
6 MIN READ -
How To
Details for Foam-Free Superinsulated Construction
1 MIN READ
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How To
Creating a Palette of Foam-Free Superinsulation Details
3 MIN READ -
Projects
Passive House Walls for an Old House
3 MIN READ
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On the Job
Working With Roxul Insulation
6 MIN READ -
How To
Holes in the Wall: Understanding Total R-Value
5 MIN READ
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Products
DuPont ThermaWrap R5.0
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How To
Insulating Cathedral Ceilings
13 MIN READ
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Energy
Retrofit Exterior Foundation Insulation
5 MIN READ
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Projects
Proposal to Require Hot Water Pipe Insulation
3 MIN READ -
How To
Building Above-Code Walls – Norwich, Vermont Single-Family Home
2 MIN READ
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How To
Building Above-Code Walls – Maine Single-Family Home
2 MIN READ
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How To
Building Above-Code Walls
1 MIN READ
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How To
Building Above-Code Walls – Belfast, Maine, Cohousing Units
2 MIN READ
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How To
Building Above-Code Walls – “Avalon” a Connecticut Farmhouse
2 MIN READ
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How To
Building Better Eaves
2 MIN READ
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How To
Thermal Imaging With a Blower Door
7 MIN READ
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Product
Siding Guide
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Products
Rigid Rock Wool
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How To
Best Practices: Continuous Exterior Insulation
10 MIN READ
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How To
Insulation Code Change
3 MIN READ
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Products
Recessed Can Covers
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Products
Insulated Lumber
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Products
Rigid Insulation Baffle
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Products
Band-Joist Solution
1 MIN READ
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Products
Warmer, Drier Basements
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JLC Report
“Overbaked” Fiberglass Batts Linked to Odor Problem
3 MIN READ
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Q&A
Reusing Loose-Fill Cellulose
2 MIN READ -
Projects
Maine Passive House Builder Tweaks His Package
3 MIN READ -
How To
Open-Cell Foams Approved
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How To
Making Sense of Spray Foam and Ignition Barriers
4 MIN READ
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How To
Air-Sealing for Hot Climates
8 MIN READ -
How To
Installing Dense-Pack Cellulose
13 MIN READ -
Backfill
Building Cost-Effective Emergency Housing in Alaska
1 MIN READ -
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How To
Tightening Up a Two-Family House
9 MIN READ
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Q&A
Fire Retardant in Spray Foam
2 MIN READ -
Projects
“An Old School Chain Saw Retrofit”: Old House Meets Passive House in Coastal Maine
3 MIN READ -
How To
Weatherstripping Double-Hung Windows
8 MIN READ -
Q&A
Curbing Conductive Heat Loss Through a Glulam Beam
2 MIN READ -
Products/Tools
Bora-Foam Bugless Insulation Panels
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Products/Tools
Fireproof Foam Insulation
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Projects
An Affordable Passive House – Part 1 – Airtight and Super-Insulated With Familiar Materials
10 MIN READ
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How To
Snow Falling on Cellulose
1 MIN READ -
Insulation
Avoiding Problems With Spray Foam
16 MIN READ
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Products/Tools
Compact Foam Sprayer
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Products/Tools
Post Wrap
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Products/Tools
Fireproofing for Foam
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How To
Soundproofing an Apartment Ceiling
3 MIN READ
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Projects
Getting Started in Infrared Thermography
17 MIN READ -
How To
A History of Eel-Grass Insulation
2 MIN READ
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How To
Builder’s Guide to Windows
12 MIN READ
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How To
Betting Big on Spray Foam in Coastal Carolina
6 MIN READ -
How To
Attic Insulation for Hot Climates?
4 MIN READ
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How To
Building a Simple Passive House
16 MIN READ -
How To
Innovative Products 2011
11 MIN READ
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How To
An Energy Retrofit in Stages
14 MIN READ -
How To
Permanent Wood Foundations
6 MIN READ -
How To
Tightening A House Shell From The Outside
8 MIN READ -
How To
Insulating With Exterior Spray Foam
12 MIN READ
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Projects
Project Profile: An Energy Makeover in Maine
4 MIN READ -
Projects
JLC Report: Big Builders Push for Energy-Efficiency Initiative
11 MIN READ -
How To
JLC Report: Passive House Seeks Broader Appeal
15 MIN READ -
How To
High-Performance Homes on a Budget
13 MIN READ
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How To
Making a Business of Ice Dams
14 MIN READ
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Products/Tools
Q&A: Effectiveness of Thermal Curtains
2 MIN READ -
Products/Tools
Moistureproof Batt Insulation
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Products/Tools
High-Tech Insulation
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Products/Tools
Low-Dust Joint Compound
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Products/Tools
Improved Deck Ledger Flashing
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JLC Report
Is Rain-Screen Siding Worth the Effort?
8 MIN READ -
Projects
Net Zero House for a Cold Climate
13 MIN READ -
How To
Solving Moisture Mysteries with an Infrared Camera
8 MIN READ
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JLC Report
TVA-ORNL Project Provides a Window on the Payback of Energy Upgrades
4 MIN READ
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How To
A Cost-Effective Energy Retrofit
9 MIN READ
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JLC Classic
Repairing a Rotting Roof
9 MIN READ -
How To
Air-Sealing and Insulating a High-Performance Shell
13 MIN READ -
Q&A
Insulating and Finishing an Existing Basement Wall
3 MIN READ
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How To
Building a High-Performance Shell for a House
10 MIN READ -
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How To
What’s New in Insulation?
14 MIN READ
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How To
Built-Out Trim for Exterior Foam
8 MIN READ -
How To
Super-Insulated Slab Foundations
11 MIN READ
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Business
Getting Certified for Home Energy Audits
6 MIN READ
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Products/Tools
Double Insulated
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How To
An Ice Dam Analyzed
8 MIN READ -
Projects
Can Mold Give You Headaches?
16 MIN READ -
How To
Insulating Under a Slab With Spray Foam
7 MIN READ -
How To
Letters
5 MIN READ -
How To
Retrofitting Exterior Insulation
10 MIN READ
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Q&A
How Safe is Spray-Foam Insulation?
2 MIN READ
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Products/Tools
Manufactured Deck Railings
1 MIN READ -
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How To
Retrofitting a Brick Wall With Insulation
2 MIN READ -
Projects
Home Performance Contracting
20 MIN READ
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Projects
In the News
12 MIN READ
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How To
Focus on French Doors
16 MIN READ
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How To
In the News
9 MIN READ
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Q&A
R-19 vs. R-20 Wall Insulation
2 MIN READ -
Projects
Building a Tight House
11 MIN READ
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How To
In the News
7 MIN READ -
Products/Tools
Products
2 MIN READ -
How To
Installing Exterior Insulation in Cold Climates
12 MIN READ
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Products/Tools
Products
3 MIN READ -
How To
Soundproofing Drainpipes
2 MIN READ -
Business
Getting Real About Energy Efficiency
10 MIN READ -
Projects
Driving Toward Zero
7 MIN READ
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How To
Rescuing a Manufactured-Stone Wall
6 MIN READ
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Q&A
Can Dimmer Switches Save Energy?
1 MIN READ -
Q&A
Is It Safe to Retrofit Exterior Foam Insulation?
2 MIN READ -
Products/Tools
Products
3 MIN READ -
Roofs
Retrofitting an Insulated Cold Roof
6 MIN READ
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How To
JLC Extra: Soundproofing A Band Room – Suppliers
1 MIN READ -
Q&A
Burying Electrical Wiring In Attic Insulation
2 MIN READ -
Projects
Making the Best of Rising Energy Costs
11 MIN READ
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Q&A
Does Radiant-Barrier Paint Work?
2 MIN READ -
How To
Framing Walls with I-Joists?
1 MIN READ -
How To
Innovative Products 2008
6 MIN READ -
How To
Myth-busting Common Energy Claims
16 MIN READ
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How To
Beyond the Basics With ICFs
8 MIN READ
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Q&A
Vapor Retarders and Building Inspectors
2 MIN READ -
How To
Products
2 MIN READ -
How To
Ductwork That Works
13 MIN READ
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How To
Fixing a Leak in a Stucco Wall
3 MIN READ -
How To
Air-Sealing Attics In Existing Homes
9 MIN READ
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How To
Building a SIPs Roof
6 MIN READ
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Q&A
Fireplaces in Tight Houses
1 MIN READ