Installing Radiant Heating Under a Bathroom Floor?
Your best spot would be to place your thermostat underneath your floor with your radiant hoses.It would also be wise to place batt insulation or even radiant foil to relect the radiant heat to the floor that you want to warm.
Removing Concrete?
You need a bigger jackhammer. You can probably rent one at HomeDepot. Remember to wear hearing and eye protection.
Using Fabric to Insulate Walls?
You probably could but your R value would be next to zero and it would be an extreme fire hazard. Bat insulation is the best method to insulate your home.
Insulating Exterior House Foundation?
Your thoughts about using hay bales isnt a bad idea.Even garbage bags full of leaves might be a good idea stacked against your outside foundation wall.But the best method in keeping your house warm is to insulate your basement walls.Just make sure your basement...
