Nikola Tesla Secret_page_75

Nikola Tesla Secret | page 75 | https://thedailydialectics.com/pdfs/tesla/Nikola Tesla Secret/Nikola Tesla Secret.pdf

Proper Maintenance % Change furnace and air conditioning filters - Furnaces and air conditioners must work harder to pull air in through clogged filters, wasting energy to do it. If you clean or replace filters when it’s recommended, you can lower energy usage by up to 5 percent. Once a month is…