Adding A Bathroom To A House With Concrete Slab Foundation : Building Your Home Addition Homeowner Guide Design Build Kitchens Baths Additions And Home Remodeling In Homeowners Guide Home Addition Rigid Insulation : However, if your house has a concrete slab foundation, you will likely need .
I would like to put in a shower stall, toilet and sink. If you're putting a new bathroom in the addition, you'll have to include a line item for installing the foundation. If yo…