Foundations, Basements & Slab-on-Grade

If you have questions about renovating or building a new home in the US, Canada,UK, Australia or New Zealand with a Basement or a Slab on Grade, in the EcoHome Foundation & Basement guide Q&A forum section you will find the basics on foundation, basement & slab design, under slab insulation, site selection & preparation, excavation, drainage & radon gas prevention and mitigation and can ask questions of the sustainable construction experts and professionals in Ecohome.

What is the best insulation for basement walls?

Posted by Paul D March 28, 2025 Basements improvements 1 response

What's the ideal concrete thickness for concrete slab floors?

Posted by Abdulkadir Al-Jazari March 28, 2025 Basements

What is the proper way to build a Slab on Grade Foundation?

Posted by John Schureman March 25, 2025 Slab on Grade 3 responses

Does radon gas have an odor?

Posted by Linda Chisholm Nov. 6, 2024 Radon in Homes - Mitigation 1 response

About

Foundations and Basements

Welcome to the Foundations and Basements discussion area! Whether you're planning a new build, undertaking a major renovation, or seeking solutions for existing foundation issues, this is your community space to share questions, insights, and experiences. From excavation best practices to advanced waterproofing techniques, every aspect of a foundation impacts a home's stability, efficiency, and health.

Homeowners, builders, and DIY enthusiasts from the USA, Canada, UK, Australia, New Zealand, and beyond are invited to discuss common challenges and innovative solutions related to foundations, basements, slabs, crawlspaces, radon mitigation, and more. Let's learn from each other to build better from the ground up.

Discussing Foundation Types and New Build Strategies

Are you in the early stages of planning a new home and weighing options like a crawlspace or a slab foundation, or perhaps considering different slab on grade forming techniques? What are the pros and cons you've encountered with various foundation types in your specific region or climate? Share your questions about excavation, soil testing, frost protection for frost-protected shallow foundations, and choosing materials for a durable and energy-efficient start to your build. We also have Canada's and the USA's most comprehensive high performance and sustainable prefabricated and modular homes directory available here, searchable by Province or State, as well as the largest online directory of green construction contractors here on EcoHome

Sharing Tips on Basement & Foundation Improvements

Do you have experience with foundation and basement improvements, such as repairing cracks, adding insulation to better insulated crawlspaces, or upgrading an existing basement for better energy performance? What methods or products have you found effective for improving older foundations or tackling common issues like dampness or heat loss? Your practical advice and project stories can help others looking to enhance the performance and longevity of their existing homes.

Questions on Waterproofing, Drainage, and Radon Safety

Looking for advice on effective waterproofing strategies, exterior and interior drainage solutions, or radon testing and mitigation techniques for your home? What are your concerns or successes in managing groundwater, preventing leaks, or ensuring your home is safe from radon ingress? This is the forum to discuss best practices, ask for recommendations, and share knowledge on keeping foundations dry, stable, and healthy, contributing to overall more efficient Green homes.

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