While a DIY swamp cooler does work to cool the surrounding air as much as 15 to 40 degrees F, it’s not as effective as AC, and will work better in a smaller space.

Heat got you down? A frozen water bottle, damp cloth, and fan create an effective DIY air cooler that provides real relief.

With about $30 and a trip to the hardware store, you can build your own AC unit, otherwise known as a swamp cooler, which uses hot air to evaporate water and a fan to circulate cool air.

Swamp coolers can only cool if the dewpoint is lower than ambient temperature and then whatever that point is ... The Laugh Track Machine, DIY USB-C Power Cables, And Plastic Punches 1 Comment ...

For those who don’t know, Burning Man is a week-long festival in the middle of the Black Rock Desert in Nevada. The event attracts a wide range of creative people from all over the world. Thi… ...

Our DIY swamp coolers can’t compete with air conditioning, but they are certainly better than nothing. Jennifer Bardsley publishes books under her own name and the pseudonym Louise Cypress.

In 1949, a year before Cora and I married, I built her a homemade evaporative cooler using a ¼-horse motor and fan, a piece of copper tubing with holes and hardware cloth pads packed with excelsior.

One DIYer even said his homemade swamp cooler “takes a while to cool a whole room, but it lowers my room average from 25 °C [77 °F] to 16 °C [60.8 °F] through the day.” Mentioned above ...