Fitting exterior walls with insulation will reduce heat loss, which in turn should help cut utility bills. Not only can that help keep a home cozy for less, but the reduction in energy consumption ...

Scientists in China have designed a solar self-insulated composite exterior wall panel, integrating a solar collector panel, ...

Sto Corp. offers a pre-engineered exterior wall cladding system that provides a complete, coordinated, code-compliant system ...

then add new insulation from the outside, new sheathing and metal siding. A Your plan will work, but depending on the current state of exterior walls, it could also involve a lot of unnecessary work.