Custom Options Doors 3'x7' Door $850 3'x7' Door $950 Plumbing Bathroom w/Shower Call for Pricing Bathroom w/Tub Call for Pricing Electricity Outlets & Conduit Call For Pricing Windows 3'x3' Window $450 Shelving Outlets & Conduit $40/foot Ventilation Manual $150 Solar-Powered $600 Air Conditioning & Heating Mini Split AC System $1750 Window Unit AC System $1000 Paint 20-Foot Container $700 40-Foot Container $1000 Spray Foam Insulation 20-Foot Container $1000 40-Foot Container $1500