If you want to save some cash and also want to help the environment, you can do a lot of things at home to help you.
One thing you can do is use plastic.
Plastic has many different uses, it has various shapes and sizes.
They are most commonly used in caulking and sealant and can help prevent any cold or warm air from leaving the house, saving you money and energy.
If you are interested in learning what else you can do, please check out the tutorial above. Enjoy!