That's a silly move that you should remedy as soon as possible.Multiply the annual cash flow number you get by 20.

You did the remediation to reduce the chance of it happening again, but it isn't guaranteed.

Every state has their own rules regarding underground oil tanks and some will pay the cost to remove and remediate.

Demo all the drywall out, remediate mold, complete reshingle of roof, replace all windows, replace all outside soffit/fascia/dormers, replace all siding, repipe whole house, rewire whole house, redo all mechanicals such as hvac, redo all interior and exterior doors, paint interior and exterior, replace any framing or insulation damaged by mold/water leaks, replace all gutters, minor landscaping, minor outside repair of concrete wall, install all new cabinets, install all new countertops, replace everything in 6 kitchens, replace everything in 6 bathrooms, install handrails,  install significant flooring and minor subfloor repairs, and install all trim in house.Project will cost around 150,000$.What would be fair for this?

Third, if sewage is backing up into your basement, it requires professional remediation immediately.

Based on what your/your plumbers research yields of where and due to what the cold exposure is coming from you should ask your contractor to help re-mediate the cold exposure.  

Brian has extensive experience in real estate development, construction, land use approvals, environmental remediation, finance and real estate management.Seth HagartySENIOR ASSET MANAGERSeth Hagarty serves as a Senior Asset Manager for O’Neill Properties.

I really hope someone has a remedy for this - please help.

I really hope someone has a remedy for this - please help.

Example, the water heater leaks, create damage, mold, remediation, etc.. what they will tell you, you should replace or performed preventive maintenance on the unit, no proof of it.