- 3 dollar foam sheets can be placed on cold floors and walls for comfort(warmth and nice to walk on). dollar store
- non stinky garbage bags to place over windows for extra insulation or dollar store window kits 40 x 60 inch
- hot water tanks on rv’s need to be drained.
- restricted skurting ventelation on mobile homes fairly air tight to increase thermal efficency.
- thermal storage systems for slow release.
- sealed air is best insulator. or vacuume
foam matting like this can do a whole basement stylish and very durable.