foundation-forms / Green Building & Sustainable Home Renovation Information & Advice

Prefab frost-protected shallow foundation insulated form kit
Slab on Grade

Raft slabs - How to build Insulated Frost Protected shallow foundations (FPSF) on problem soils

A frost protected shallow foundation (FPSF) is an interesting and well-proven alternative to deeper, more-costly foundations in cold regions with seasonal ground freezing and the potential for frost heave - and the simplest way to build a solid and dependable foundation is to use frost protected shallow foundation (FPS...

Frost Heave Prevention Helps Stop Frost Heaving Breaking up Home Foundations
New foundations and slab-on-grade

What causes Frost Heave? Preventing frost heaving is down to good foundation design

Frost protected foundations - essential in cold climates Protecting homes and buildings in cold climates from structural damage caused by frost heave is essential for durability. In most parts of Canada and the northern United States, the ground freezes during the winter months to a depth of several feet. Such ground f...

ICF Block Construction - The Definitive History of ICFs from 1932 to 2023 © R j
Concrete and masonry

The definitive history of ICF blocks and ICF construction

The Definitive History of ICFs - Contents What is the history of ICFs ? What is the History of Plastic foam ICF's  ICF blocks aren't made of styrofoam Who invented foam ICF construction blocks? Which was the first ICF block construction? What happened next in the history of ICFs? The History of ICFs Timeline ...

Crawl Spaces or Slab on Grade Foundations?
Crawl spaces

Should I Build on a Slab on Grade Foundation or a Crawl Space?

What is the difference between a slab on grade and a crawl space? A slab on grade, or ‘frost protected shallow foundation’ is exactly that, a slab of concrete on the ground. There’s more to it of course, but let’s start with a ‘win’ in the comprehension department shall we?  A slab on grade rests directly on the groun...

Slab on grade or a foundation and basement?
Foundation choices

Slab-on-grade vs foundation and crawlspace or basement

Is an insulated slab on grade the best foundation choice? Or is a basement better? Traditionally, home construction often starts with a concrete basement foundation - But is that the best choice?  The first factors to consider when designing the foundation system for a home are lot size and soil conditions. When space ...

How to Build a Frost Protected Shallow Foundation (FPSF) Forms
Delivery: radiant, forced-air and decentralized

Design and construction of frost-protected shallow foundations with radiant heat

Why build a frost protected shallow foundation using prefabricated foam forms ? Building a frost protected shallow foundation (FPSF) is a well-proven alternative to building deeper, more-costly foundations in cold regions with seasonal ground freezing and the potential for frost heave. Traditional foundations for cold ...

Durability Risk Evaluation Form
LEED Homes

Durability Risk Evaluation Form

  Creating a durability risk evaluation and management plan means determining the specific risks and challenges your home would face - starting with the climate zone where you are building and moving on to building lot particulars. Two neighbouring homes will face many similar issues, but may have greatly differing one...

Slab-on-grade construction technical guide
Slab on Grade

Slab-on-grade technical guide

Slab-On-Grade Construction - Technical Guide   Deciding to build your home with a slab-on-grade foundation instead of a conventional basement or raised crawlspace foundation can greatly reduce your environmental impact during construction, and has the potential to offer significant financial savings as well. By replaci...

Wind farm
Wind power

Storing power from wind farms

One of the biggest drawbacks to renewable energies like wind and solar, is that it is unpredictable. This presents a challenge to grid operators, as they struggle to meet demand while compensating for calm winds or clouds. One method of balancing supply and demand that is garnering some attention lately, is pumped stor...

Insulated Radiant Floor ICF Foam Forms Heated with Air
Delivery: radiant, forced-air and decentralized

Air-heated radiant floor slab foam forming systems

Radiant heating systems are very common in concrete floors now because they provide a very balanced and comfortable distribution of heat. Those systems are most commonly hydronic, meaning heated liquid is pumped through tubing in the concrete which then radiates that heat into the house. View the slab on grade foam for...

Insulating a Slab on grade for a Passive Solar LEED Home with Rockwool © Ecohome
Insulation and soundproofing

Insulating below slab-on-grade floors

Insulating below slab-on-grade foundations Why insulate under a slab on grade foundation? For comfort, and to save money, that's why! In many areas Building Code has fallen behind common sense on what specification of insulation to use under a slab, It is common to install as little as R5 insulation below slab floors, ...