All insulated heating ducts in the building.

Pull up a schematic-- All insulated heating ducts in the building.

It's insulated all the way up to here.

All windows are insulated, so the heating is cheap.

All asbestos-containing insulation from water pipes was removed 15 years ago.

It's insulated all the way here, all the way up to here.

Let me feel him out. I'll keep you insulated, all right?

Keep the jacket on at all times - it's insulation against temporal feedback.

All of G.D. is insulated with it, along with every building in town.

Along with the woodworm treatment and loft insulation, and all the other crap floating round the world.