When is it best to insulate the foundation walls of your crawl space? Can you insulate the walls of a vented crawl space? Recently, we received this question on our Ask-a-Ninja page. If you have a question, please let us know. Q: What would be the problem if we did wall insulation and kept some…Read More
Many older homes are built on brick or stone foundation walls and can be difficult to insulate during crawl space encapsulation. In this article, we discuss tips for attaching foamboard to brick or stone foundation walls. Butyl Tape Can Help Attach Foamboard to Brick Using 2-sided foundation butyl tape is a great way to assist…Read More
Not removing the sub-floor insulation during mold treatment comes up on just about every crawl space inspection. The concept of doing less to save money has always been around, but we feel there are some areas of crawl space repair you should make sure are completed properly. Not doing mold remediation properly just to save…Read More
Welcome to the crawl space insulation FAQ (frequently asked questions) by Crawl Space Ninja. This information is designed to help you make your home more efficient. The questions being answered come from our Ask a Ninja Program. Please let us know if you have a question you’d like us to answer. You can leave them…Read More
The return air duct is often over looked for indoor air quality but when properly air sealed with spray foam insulation and mastic, it will make your HVAC system work better.
The return grille and the air filter may hide how badly your cold air return needs to be air sealed.