Featured product
The Modern Hot Tub Cover.
Built to last.
The AIRCAP 1™ From your porch to your spa in 15 minutes.
DURABILITY
The AIRCAP 1™ by Thrml uses AirLoc™ drop stitch technology to build the longest lasting, strongest, most durable hot tub cover ever built.
ENERGY EFFICIENT
Our Patented AirLoc™ technology provides 3x the insulation value of a traditional foam cover during the life of ownership.
ZIPTECH
Our patented ZipTech™ technology allows for ultimate customization and user friendly experience.
We Make Finding the Right Fit Easy With Surefit™
Ordering foam hot tub covers can be like getting a root canal. All you need to find the right size AIRCAP 1™ is the length and width of your spa or proper fit existing cover and then choose one of the four sizes we offer.
Thrml.
Become a Retail Partner Today.
We are looking for founding retail partners that want to be a part of the Thrml. Movement.