Basement Suite Strategy Calculator: Plan Your ROI & Construction Costs
Key Takeaways 🔥 Waterproof before finishing—repairs later cost 3–5x more🔥 Use R13–R19 wall and R30–R49 ceiling insulation by climate🔥 Go beyond code—STC 55+ adds privacy and rental appeal🔥 Get permits early to avoid removals, insurance, or resale issues🔥 Egress windows add light, value, and critical emergency exits Basement Suite Development in the US: A Comprehensive…