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Aahs Spas Replacement Hot Tub Covers

No foam core to waterlog, a light 35–⁠40 lb. Fits square Aahs Spas models 77″–⁠94″ across the top. $1,195 with free shipping, usually at your front door within 3–⁠5 business days.

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Measure it and we'll tell you the size:

3-year limited warranty · In 100+ hot tub showrooms

Browse all 9 Aahs Spas models
AIRCAP 1 hot tub cover on a square spa
AIRCAP 1™Made for a lighter lift.

Watch it open and close on a cover lifter

Filmed at Southern Leisure Spas & Wellness in Texas, one of our authorized showrooms: the AIRCAP 1 folds back onto a standard cover lifter and closes again. It works with many manual cover lifters: see which lifters work, or ask us about yours.

9 Aahs Spas models

Find your model.
See your size.

The AIRCAP 1™ fits nine of the twelve Aahs Spas models. Find your model below and click Buy Now to get the right size.

Every AIRCAP 1™ size is $1,195 with free shipping to all 50 states — usually arrives in 3–⁠5 business days.

Don't see your model?

Use our SureFit™ easy-measure guide to find the right AIRCAP 1™ cover for any square hot tub from 77″ to 94″.

SureFit Guide

Need help? Contact thrml. to confirm your fit before you order.

Have a different brand? See all spa brands

What customers are saying

Awesome product, my kids don’t complain about the cover anymore…
— Neil · Verified buyer
01 / 09

Thoughtfully engineered

Built to solve the
problems of foam.

Three practical reasons to rethink your next hot tub cover.

Water-resistant & lightweight

AirLoc™ panels have no foam core to soak up water, so the cover weighs the same out of the box and years later: 35–40 lb, depending on size.

Learn about water resistance

Consistent insulation

The sealed AirLoc™ air core has nothing in it to absorb water, so its insulation stays consistent for the life of the cover.

See how AIRCAP insulates

Replaceable skirt system

Three ZipTech™ skirt depths come in the box, and a worn or damaged skirt can be replaced on its own, without replacing the whole cover.

See how ZipTech works

Every detail matters

Purchase with confidence.

30-day returns

Fits or we make it right. Wrong size or changed your mind? Swap it or return it within 30 days of delivery. We send a prepaid return label and there’s no restocking fee. Covers must come back in like-new condition with all parts. Bought from an authorized retailer? That retailer’s return policy applies.

How the fit guarantee works

3-year limited warranty

Backed by a three-year limited warranty against manufacturing defects.

Warranty details

Fit assistance

Use Spa Fitter™ or SureFit™, or contact us before you order and we will confirm your size.

Get fit help

Sizing FAQ: which AIRCAP 1™ fits your Aahs Spas?

What size hot tub cover fits an Aahs Spas Luxor (Fiji)?

The Aahs Spas Luxor (Fiji), which measures about 91" x 91", takes the AIRCAP 1 Large, which fits square hot tubs measuring 89 to 91 inches across. Measure your spa side to side across the top of the cabinet to confirm the size before ordering.

What size hot tub cover fits an Aahs Spas 6000?

The Aahs Spas 6000, which measures about 90" x 90", takes the AIRCAP 1 Large, which fits square hot tubs measuring 89 to 91 inches across. Measure your spa side to side across the top of the cabinet to confirm the size before ordering.

What size hot tub cover fits an Aahs Spas 5000?

The Aahs Spas 5000, which measures about 90" x 90", takes the AIRCAP 1 Large, which fits square hot tubs measuring 89 to 91 inches across. Measure your spa side to side across the top of the cabinet to confirm the size before ordering.

What size hot tub cover fits an Aahs Spas 4000?

The Aahs Spas 4000, which measures about 90" x 90", takes the AIRCAP 1 Large, which fits square hot tubs measuring 89 to 91 inches across. Measure your spa side to side across the top of the cabinet to confirm the size before ordering.

What size hot tub cover fits an Aahs Spas 3000?

The Aahs Spas 3000, which measures about 84" x 84", takes the AIRCAP 1 Small, which fits square hot tubs measuring 83 to 85 inches across. Measure your spa side to side across the top of the cabinet to confirm the size before ordering.

What size hot tub cover fits an Aahs Spas 2000?

The Aahs Spas 2000, which measures about 84" x 84", takes the AIRCAP 1 Small, which fits square hot tubs measuring 83 to 85 inches across. Measure your spa side to side across the top of the cabinet to confirm the size before ordering.

What size hot tub cover fits an Aahs Spas Bahama?

The Aahs Spas Bahama, which measures about 84" x 84", takes the AIRCAP 1 Small, which fits square hot tubs measuring 83 to 85 inches across. Measure your spa side to side across the top of the cabinet to confirm the size before ordering.

What size hot tub cover fits an Aahs Spas Hawaiian?

The Aahs Spas Hawaiian, which measures about 84" x 84", takes the AIRCAP 1 Small, which fits square hot tubs measuring 83 to 85 inches across. Measure your spa side to side across the top of the cabinet to confirm the size before ordering.

What size hot tub cover fits an Aahs Spas Aruba?

The Aahs Spas Aruba, which measures about 79" x 78", takes the AIRCAP 1 XX-Small, which fits square hot tubs measuring 77 to 79 inches across. Measure your spa side to side across the top of the cabinet to confirm the size before ordering.

What size AIRCAP 1™ fits your Aahs Spas hot tub?

Aahs Spas builds to order in a small number of square footprints, which makes cover matching simple. Nine of its twelve models fall inside the AIRCAP 1™ range: the 2000, 3000, Bahama and Hawaiian all share an 84" footprint; the 4000, 5000 and 6000 share a 90"; the Luxor is the largest at 91"; and the Aruba is the most compact we fit at 79".

Here is how the 9 Aahs Spas models in our fitter map to AIRCAP 1™ sizes:

  • The Aruba takes the AIRCAP 1™ XX-Small, which fits square spas 77–79".
  • The 2000, 3000, Bahama and Hawaiian each take the AIRCAP 1™ Small, which fits square spas 83–85".
  • The 4000, 5000, 6000 and Luxor (Fiji) each take the AIRCAP 1™ Large, which fits square spas 89–91".

Aahs builds each spa to order — the number of pumps and the placement of every jet change from one build to the next — but the shell is molded, so the cabinet footprint does not. Two Aahs spas can differ by thirty jets and still take exactly the same cover. The Aruba is the one to measure before you order: at 79" × 78" it is an inch off square and sits right at the top of the XX-Small range, so the cover is sized from its longer side.

Stone Creek Spas owners. Mountain Spas Etc. of Conifer, Colorado lists this line as Stone Creek Spas, with Aahs’s model names and the same printed length and width, except that the Luxor is called the Fiji. The Fiji is the Luxor: Mountain Spas pictures it with Aahs’s own Luxor photo and prints the same 91" × 91". If your Stone Creek spa carries one of these model names, use the Aahs model of the same name; a Fiji takes the AIRCAP 1™ Large, like the Luxor. The Hawaiian has a very similar seat layout to the Luxor but is a smaller spa, so measure: about 84" across takes the AIRCAP 1™ Small, about 91" the AIRCAP 1™ Large. At 91" the Luxor and Fiji sit at the top of the Large range, so if yours measures more than 91" either way, it needs the AIRCAP 1™ X-Large.

Kona, Laguna, Molokai and Maui owners: measure first. These older Aahs models are not in today’s lineup. All four look square in Aahs’s own overhead photos, posted in 2020, but we have found no printed size for any of them, so they are not in our fitter. The Maui has a very similar seat layout to the Bahama, but its rim is molded differently, so do not assume it takes the Bahama’s size. Measure across the top of the cabinet both ways before ordering: if the two measurements are within an inch of each other and the longer one is between 77 and 94 inches, choose the size from the longer one.

Every AIRCAP 1™ ships with the Ziptech™ modular skirt system, so you can zip on the right skirt depth for your cabinet instead of ordering a custom cover.

Aahs models the AIRCAP 1™ does not fit. The Oahu is the one to watch: it is published as 76" × 76", two equal numbers that look square, but it is an octagon — a retro eight-sided shell with a round footwell — and a square cover cannot sit on it. At 76" it is also an inch under our 77" minimum, so it is out twice over. The Bali (84" × 72") and the Kauai (80" × 61") are rectangles rather than squares, and no square cover fits either. Two older Aahs models are out as well: the Hilo is round, and the Lani is a narrow two-person spa about twice as long as it is wide. The AIRCAP 1™ is built for square cabinets from 77 to 94 inches.

Measure your own spa before ordering — cabinet sizes can change between model years. The SureFit™ measuring guide walks through it in two measurements, and works for any square hot tub from 77″ to 94″, Aahs Spas or not.

Your cover. Your way.

Found your Aahs Spas model?

$1,195 with free shipping, usually at your front door within 3–⁠5 business days.

Choose your model

Don't see your model? SureFit Guide.

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Available in over 120 authorized hot tub showrooms across 34 states.