My question is, when taking square footage into account, is it cheaper to build a basement for my new home or would it be cheaper to build a slab on grade and add an extra room - also, which is going to be more efficient to heat and keep cool? I'm near Portland Oregon - thanks!
- Foundations and Basements
- New foundations and slab-on-grade
- Slab on grade
Building a slab on grade foundation for a Passive House or Zero Net Energy home…Learn more
GEO-Passive Super-Insulated Prefab Foundation Forms by Legalett
What is the best way to build a slab on grade on bedrock?
Posted by peter owen Oct. 31, 2019, 3:33 p.m. Slab on Grade 1 Responses
Why do you say building on a slab is more ecological than starting with a basement?
Posted by Geri P Dec. 11, 2017, 11:45 a.m. Foundations and Basements 1 Responses
Where do I start to build a small, affordable, low-maintenance house?
Posted by Ocean-Lynn Georgelin Oct. 22, 2019, 11:40 p.m. Concept and design 2 Responses
What are the factors I should consider for choosing between a slab on grade and basement?
Posted by Shaun B April 2, 2019, 6:35 a.m. Slab on Grade 3 Responses
Is a vapor barrier necessary under a concrete slab with foam insulation and if so, where does go?
Posted by Grady 22 Aug. 17, 2019, 12:19 p.m. Air and vapour barriers 3 Responses
Where would I go for guidance on structural design of footings that sit on top of high-density insulation?
Posted by Douglas Bennion July 31, 2019, 4:34 p.m. Foundations and Basements 1 Responses
How much does it cost to build a house by square foot?
Posted by Mike D Sept. 5, 2017, 4:12 p.m. Concept and design 1 Responses
Can you help me decide between a foundation, slab on grade and crawlspace?
Posted by David Davenport Nov. 26, 2018, 12:57 a.m. New foundations and slab-on-grade 1 Responses
How much insulation should I install underneath my concrete slab in my basement?
Posted by Scott Antonation Sept. 27, 2019, 1:06 a.m. Slab on Grade 3 Responses
Do I need to insulate under the footings of a frost protected shallow foundation?
Posted by Jon Piana April 15, 2019, 8:45 a.m. Slab on Grade 1 Responses
Do you have an Engineer directory for slab on grade designers?
Posted by Paul Giusto Dec. 30, 2019, 8:12 a.m. Slab on Grade 1 Responses
How do you build a mold-free basement in a new construction house?
Posted by Charmaine Herzig Feb. 10, 2020, 7:32 p.m. Basements improvements 3 Responses
What type of wood can be installed on a radiant floor?
Posted by Colleen Blak Dec. 11, 2017, 1:59 p.m. Flooring and stairs 1 Responses
Can you help me choose between a slab on grade and pressure treated wood foundation?
Posted by Margot Simonot May 20, 2019, midnight Slab on Grade 1 Responses
What is the best option for building our next resilient home?
Posted by John Bae Aug. 27, 2019, 3:55 p.m. Efficient home design 1 Responses
What should I look for if I want to buy a slab on grade house?
Posted by terry northcott March 25, 2019, 11:02 a.m. Slab on Grade 1 Responses
What flooring options work with a passive solar design?
Posted by Christopher Dunn Feb. 23, 2020, 11:50 a.m. Passive solar home design 1 Responses
What is your experience and thoughts on pre-fab wall assemblies?
Posted by Shaun B Nov. 12, 2019, 4:16 p.m. Wall assemblies - new construction 2 Responses
Can you replace an old slab foundation with an air heated slab?
Posted by Mike Molloy Nov. 7, 2019, 8:44 p.m. Slab on Grade 1 Responses
What is your opinion on filling block foundations with concrete?
Posted by Nina Hartt March 21, 2019, 8:06 a.m. Foundation and basement improvements 1 Responses