Replacing a worn-out hot tub cover is an investment in your hot tub’s performance, energy efficiency, and your overall enjoyment, but when do you know if it's time to bite the bullet and make ...

A hot tub cover is an easy and efficient way to keep your hot tub insulated. ... Owners can use spray-foam kits to improve hot tub insulation, but the DIY process can be complicated.

A well-insulated hot tub coupled with an effective cover can reduce the number of annual kWh usage by 20% to 2,011 kWh. A dual-pump system can lower that number by an additional 375 kWh to 1,636 ...