Exterior rigid insulation / Guides

How to Fasten Cement Board Facing to slab on grade insulation
Slab on Grade

Finishing the exterior of an insulated slab-on-grade floor

...exterior edge of a slab on grade is made of EPS foam and can be parged. Having used rigid Rockwool panels meant we needed an additional solid exterior surface. Here we installed an exterior cement board , though that left the challenge of how to attach it without using metal fasteners that would lead to thermal bridgin...

How to Insulate Exterior Walls from the Outside US Canada Ecohome
Walls and Roofs

The easiest way to insulate walls from the exterior in older homes

...exterior insulation Also, if installing a final finish to exterior walls over additional wall insulation, see our page on how to install exterior siding so walls can dry . Attaching insulation with metal screws Above are a couple of ways to attach exterior insulation and maintain the highest possible R value ...

Installing foam panel insulation, which is best?
Insulation and soundproofing

Rigid insulation panels: which ones to use for different applications

...Insulation Products, Like Hemp Insulation panels or Batt Insulation or mineral wool - demonstrated here in roof insulation . Polyisocyanurate Foam Panels: PIR, polyiso, or ISO, is a thermoset plastic product typically produced as a foam and used as rigid thermal insulation panel - most often with aluminum foil faci...

Building science for LEED v4 wall design made easy
Concept and design

Building science for LEED v4 wall design made easy - video

...exterior insulation: It would have been quicker for us to attach the entire mass of exterior insulation with longer screws and only one course of strapping, but using THERM software, our engineer determined that the cold transmitted through the metal screws would have reduced the effective R-value of the exterior ins...

Passive House wall system ; Larsen Trusses & dense-packed cellulose insulation
Wall assemblies - new construction

Larsen truss wall systems with double-stud construction & extra insulation for new homes & energy efficient home renovation

...rigid exterior insulation (R4) Weather barrier (WRB) Strapping Exterior cladding * Both homes are built on a raft-slab ‘ slab on grade ICF Forming kit ’ with 12 inches of EPS foam insulation John Hodges' Passive House with Larsen Trusses © Ecohome Exterior insulation for home renovations: Beyond new...

Slab on grade for a Passive Solar LEED Home insulated by Rockwool © Ecohome
Insulation and soundproofing

Insulating below slab-on-grade floors

...insulation can be very quick if not instantaneous, as added material costs are offset by money saved monthly on heating. The insulation we used here is Rockwool rigid board under the main slab and on the exterior of the slab, and high-density Type III EPS foam under the footing as Rockwool has not been tested yet for...

Dense-packed cellulose wall insulation
Wall assemblies - new construction

Dense-packed cellulose insulation wall systems

...insulation can be a superior product to commonly used batt insulation, but somehow it has developed a bad reputation in Canada. Cellulose Fibre Insulation (CFI) is like the Rodney Dangerfield of insulations, it "can't get no respect". When done right, dense-packed cellulose is a highly efficient option for insulating...

Better Basement Design on basement walls prevents mold and midlew
Healthy indoor air quality

Basement renovations: How to prevent mold when finishing basements

...rigid insulation panels and a 2x4 wall with batt insulation can be a much more affordable option - but you need to know the right techniques for a succesful and mold-free wall assembly for a basement application - read on! Rigid insulation board against concrete adds R value, breaks the thermal bridge and raises the ...

Choosing a building envelope
Wall assemblies - new construction

Choosing a building envelope - starting with the perfect wall

...exterior EPS foam sheathing, or alternative choice of rigid insulation panel can reduce any risk of moisture damage, as it brings up the temperature of the exterior condensing surface where the cellulose is. This is an insurance policy that is highly recommended when building like this in the colder more northern regio...

Correctly installed Triple pane south facing windows on Ecohome's Demo House
Windows and doors

Installing doors & windows for the best performance in high efficiency homes, LEED & Passive House

...exterior insulation © Glen Sakuth Angled bottom sills: by building your sills on a slight angle out, any water that finds its way in will be directed to the exterior. Window flashings: after wrapping weather barriers into place and taping them down, install window flashings that will safely direct any incidenta...

Finished basements can lead to mold and mildew
Healthy indoor air quality

Why are basements moldy? How to fix or Prevent a Moldy Basement

...rigid insulation panels and a 2x4 wall with batt insulation can be a much more affordable option - but you need to know the right techniques for a succesful and mold-free wall assembly for a basement application - read on! Rigid insulation board against concrete adds R value, breaks the thermal bridge and raises the ...