A raised, partially enclosed space beneath the house. Crawl spaces provide ventilation and easy access to utilities while protecting the house from ground moisture.
Walkout
A below-grade space that includes a door providing direct outdoor access. This type of basement is typically used on sloped lots, where one side of the house is at grade level.
Basement
A below-grade space that can be left unfinished for storage or utilities or
fully finished as additional living space with the addition of window wells for emergency egress.
