Spatender Floating Thermal Spa Cover Blanket hot tub Alternatives: 6 Similar Picks Compared

Alternatives Compared Side by Side

BeyondNice 8x8 ft Custom Foam Spa Cover

BeyondNice offers a custom-sized 8x8 foot foam cover with 13 color options, whereas the Spatender is a fixed 7x6 foot cream blanket. This BeyondNice model weighs 70 pounds, significantly heavier than the floating Spatender sheet. It is designed for spas requiring specific dimensions rather than standard rectangular tubs. You get a thicker, made-to-order foam core that prioritizes insulation over the convenience of a pre-cut floating layer. Choose this if your hot tub is non-standard or if you need a heavy-duty replacement that stays in place without floating. It sacrifices the easy storage of the Spatender for superior fit and thermal mass.

The Cover Guy 7x7 ft Insulated Spa Cover

The Cover Guy 7x7 foot cover is a rigid square foam unit, not a floating blanket like the Spatender. It provides R19 thermal protection, which is a specific insulation rating absent from the Spatender's 3/8-inch foam description. Weighing 45 pounds, it is a structural hard cover designed for weather runoff, unlike the lightweight Spatender that floats on the water. This option suits owners of standard 84-inch square tubs who need a durable top that blocks debris and retains heat through thickness rather than surface coverage. It is a substantial upgrade for square tubs but does not offer the flexibility or light weight of the original floating blanket.

YUJHON 76-Inch Square Insulated Spa Cover Protector

YUJHON provides a 76-inch square insulated cover that is much lighter at 2.5 pounds compared to the Spatender's floating blanket. It is designed for square hot tubs, while the Spatender fits rectangular 7x6 foot models. The YUJHON cover acts as a protector for existing covers, similar to the Spatender's protective role, but its rigid square shape targets a different tub geometry. It offers added insulation for colder weather without the bulk of heavier foam cores. This is a practical choice if you have a square tub and want a lightweight shield that does not require cutting or fitting like the Spatender. It gives up the floating capability for a snug fit on square units.

Spatender 6' x 6' Foam Floating Spa Blanket

This Spatender 6x6 foot foam blanket is a smaller version of the original 7x6 model. It shares the same cream color and floating design but fits square spas instead of rectangular ones. The 72x72 inch dimensions make it suitable for smaller hot tubs where the larger 7x6 foot blanket would be too big. It offers the same energy-saving and cover protection benefits as the original. You should pick this alternative if your tub is square or smaller than 7x6 feet. It maintains the brand's thermaltech foam construction but adjusts the footprint to match different tub shapes. It is a direct size variant rather than a different type of cover.

BeyondNice 96x96-Inch 4-2 Taper Spa Cover Foam

BeyondNice 96x96 inch foam is a tapered insulation core, not a floating blanket. It weighs 50 pounds and is designed to replace damaged foam inside existing vinyl covers. The Spatender floats on the water surface, while this product is a structural component for hard covers. It offers 4 inches of tapered height for better heat retention in large 96-inch square tubs. This is ideal for homeowners with intact vinyl shells that need fresh insulation. It sacrifices the ease of use of a floating blanket for a long-term solution that extends the life of your existing cover. It is a heavy, custom-fit replacement rather than a simple surface protector.

The Cover Guy 7x7 Ft Insulated Spa Cover

The Cover Guy 7x7 foot insulated cover is another rigid option for square tubs, similar to the other Cover Guy model. It features R19-rated tapered foam and weighs 45 pounds. Unlike the Spatender's 3/8-inch floating sheet, this is a heavy-duty replacement top for 84-inch square tubs. It provides structural protection and weather runoff capabilities that a floating blanket cannot match. This choice is for owners who need a robust, insulated lid rather than a lightweight surface shield. It offers specific thermal ratings and a black color, differing from the cream Spatender. It is a permanent installation for square tubs, offering superior insulation density compared to the thin foam of the original.

Quick picks

Our 7 picks

1 Best overall

Spatender 7x6 ft Floating Thermal Spa Blanket

Best for: Energy savings and cover protection

Cover Type

Floating Thermal Spa Cover Blanket

Shape

Rectangular

Dimensions

7' x 6'

Shell Material

Thermaltech foam

Thickness

3/8"

Features

Pool Cover

View on Amazon: Spatender 7x6 ft Floating Thermal Spa Blanket Affiliate link

This is a 7' x 6' floating thermal spa cover made from 3/8" thick Thermaltech foam. It sits directly on the water surface to trap heat and reduce evaporation. The cream-colored rectangular blanket protects your hard cover from chemical damage and debris. It is a practical solution for year-round use, keeping the tub warm on cool nights and shielding the water from the elements.

Pros

• 3/8" thick high-density foam insulation
• 7' x 6' rectangular dimensions
• Floats on water to reduce evaporation
• Protects hard cover from chemicals

Cons

• Requires manual cutting for a custom fit
• Not a rigid replacement cover
• Limited to rectangular tub shapes

Good fit if

• You want to reduce heating costs
• You need debris protection for the tub
• You have a standard rectangular hot tub

Skip if

• You need a rigid, structural cover
• You have a round or irregular spa
• You want a permanent installed solution

Verdict: Spatender 7x6 ft Floating Spa Blanket is a solid choice for owners of rectangular hot tubs who want to lower energy bills and protect their equipment from weather and chemicals.

2 Also great

BeyondNice 8x8 ft Custom Foam Spa Cover

Best for: spas requiring custom dimensions and thick insulation

Cover Type

Replacement spa & hot tub cover

Dimensions

8' x 8'

Thickness

4, 5 or 6 inches

Fastening Method

Straps with a locking feature

Material

Foam

Features

Pool Cover

View on Amazon: BeyondNice 8x8 ft Custom Foam Spa Cover Affiliate link

This is a custom-made replacement spa cover from BeyondNice. It comes in 4, 5, or 6-inch foam thicknesses. The standard size is 8' x 8'. It weighs 70 pounds. You get 13 color options. It uses straps with a locking feature. It includes a 5-year warranty. It suits you if you need a durable, made-in-the-USA cover that fits your specific spa dimensions.

Pros

• Custom made to your specific spa dimensions
• Choose from 4, 5, or 6-inch foam thickness
• Includes a 5-year warranty
• Made in the USA since 1985

Cons

• Requires manual measurement and ordering
• Heavier build at 70 pounds
• No remote or app control

Good fit if

• You need a cover that fits non-standard spa sizes
• You prefer a thicker 6-inch foam core for insulation
• You want a cover with a long warranty

Skip if

• You need a standard 7'x6' or 6'x6' size
• You want a lightweight floating thermal blanket
• You prefer a pre-made one-size-fits-all cover

Verdict: BeyondNice 8x8 Custom Hot Tub Cover is a sturdy, made-to-order replacement for spas needing specific dimensions. It fits you best if you prioritize a thick foam core and a long warranty over quick, off-the-shelf convenience.

3 Also great

The Cover Guy 7x7 ft Insulated Spa Cover

Best for: Rigid square hot tub thermal insulation

Cover Type

Replacement Spa Cover

Shape

Square

Dimensions

7' x 7'

Shell Material

Marine-grade vinyl

Thickness

4 in. down to 2 in.

Insulation Rating

R19

View on Amazon: The Cover Guy 7x7 ft Insulated Spa Cover Affiliate link

This replacement spa cover measures 84 by 84 inches and uses high-density foam encased in UV-protected marine-grade vinyl. Its tapered build slopes from 4 inches down to 2 inches to run off rain and snow. With an R19 insulation rating and reinforced tie-down straps, you get rigid structural insulation instead of a thin floating thermal sheet.

Pros

• R19 insulation rating with high-density foam
• Tapered 4-inch to 2-inch profile sheds water and snow
• UV-protected marine-grade vinyl exterior
• Reinforced tie-down straps exceed ASTM standards

Cons

• Weighs 45 pounds, making it bulkier to handle than floating blankets
• Fixed 84-inch by 84-inch square shape cannot be trimmed to fit

Good fit if

• You own a square 7-foot by 7-foot hot tub needing full rigid replacement.
• You want an R19 insulation barrier with sloped runoff for precipitation.

Skip if

• You want a lightweight, trimmable sheet that floats directly on the water.
• You have a round spa or non-square tub profile.

Verdict: The Cover Guy 7' x 7' Tapered Foam Spa Cover delivers heavy-duty R19 thermal protection and weather runoff for owners of standard square tubs who need a structural hard cover rather than a floating blanket.

4 Also great

YUJHON 76-Inch Square Insulated Spa Cover Protector

Best for: square hot tubs needing extra insulation

Cover Type

Side-insulated spa cover protector

Shape

Square

Dimensions

76” x 76” x 35”

Shell Material

170G polyethylene

Fastening Method

Hook-and-loop, straps, D-locks

Features

Insulated Cover, Pool Cover

View on Amazon: YUJHON 76-Inch Square Insulated Spa Cover Protector Affiliate link

This YUJHON thermal blanket protects your existing spa cover from weather while adding insulation. The 170G polyethylene shell and side-insulated design help reduce heat loss and shield against UV exposure. Measuring 76 inches square with a 35-inch drop, it fits square hot tubs. The black finish absorbs sunlight to support faster warming. It is a practical option for owners seeking extra protection and thermal efficiency.

Pros

• Side-insulated panels reduce heat escape around spa sides
• 170G polyethylene shell provides waterproof protection
• Black finish absorbs sunlight for faster surface warming
• Hook-and-loop closures and straps secure fit in wind

Cons

• Only available in black color options
• Limited to square shape configurations
• Requires existing hard spa cover for use

Good fit if

• You need extra protection for an existing spa cover
• You want to reduce heat loss on cold nights
• You have a square hot tub

Skip if

• You need a custom rectangular fit
• You prefer a light-colored cover
• You want a standalone cover without an existing one

Verdict: YUJHON 76" Square Thermal Cover is a solid choice for square hot tub owners seeking weather protection and added insulation. It effectively shields your existing cover while helping retain warmth during colder weather.

5 Best budget

Spatender 6' x 6' Foam Floating Spa Blanket

Best for: Protecting hard covers on square spas

Cover Type

Floating Thermal Hot Tub Blanket

Shape

Rectangular

Dimensions

6' x 6'

Shell Material

Closed Cell Foam

Thickness

3/8"

Features

Pool Cover

View on Amazon: Spatender 6' x 6' Foam Floating Spa Blanket Affiliate link

This Spatender thermal blanket is a 6' x 6' rectangular cover made from 3/8" thick closed-cell foam. It floats directly on the water surface to trap heat and reduce evaporation. The durable material protects your existing hard cover from chemical damage and UV exposure. It is a practical solution for maintaining water temperature during summer or winter use.

Pros

• 3/8" thick closed-cell foam construction
• 6' x 6' rectangular dimensions
• Floats on water to reduce evaporation
• Protects hard cover from chemicals

Cons

• Requires manual cutting for custom fit
• Limited to rectangular tub shapes
• No integrated locking or strap system

Good fit if

• You have a 6' x 6' rectangular hot tub
• You want to reduce heating costs
• You need to protect your hard cover

Skip if

• You have a round or irregular spa
• You need a permanent fixed cover
• You want a pre-cut custom fit

Verdict: Spatender 6x6 Floating Thermal Blanket is a solid choice for owners of square spas who want to save energy. It effectively shields your main cover from damage while keeping heat in the water.

6

BeyondNice 96x96-Inch 4-2 Taper Spa Cover Foam

Best for: Replacing damaged foam in existing vinyl covers

Cover Type

Replacement Custom Foam

Dimensions

96 x 96 inches

Thickness

4-2 Taper

Features

Pool Cover

Use

Spas

Weight

50 pounds

View on Amazon: BeyondNice 96x96-Inch 4-2 Taper Spa Cover Foam Affiliate link

This is a replacement foam insert for hot tub covers, measuring 96 by 96 inches. It features a 4-inch to 2-inch taper to improve insulation and manage rain runoff. The white foam weighs 50 pounds and fits standard spa dimensions. You should choose this if your current cover vinyl is intact but the internal foam is cracked. It allows you to refresh your existing cover rather than buying a new one.

Pros

• Custom 4-2 taper design for better insulation and drainage
• 96 x 96 inch size fits standard large spas
• White foam material replaces damaged internal layers
• ASTM compliant construction for durability

Cons

• Requires existing vinyl cover shell to install
• Sold as foam only, not a complete cover
• Freight delivery may take longer than standard shipping

Good fit if

• You want to replace cracked foam in your existing cover
• You need a custom taper for rain runoff
• Your current vinyl shell is still in good condition

Skip if

• You need a complete hot tub cover with vinyl
• You want a floating thermal blanket for summer
• You need a pre-assembled cover ready to use

Verdict: BeyondNice Custom Foam 96x96 is a practical solution for homeowners who want to extend the life of their existing hot tub covers. It fits those who have intact vinyl shells but need fresh, tapered insulation for better heat retention.

7 Best premium

The Cover Guy 7x7 Ft Insulated Spa Cover

Best for: square 7x7 foot tubs needing rigid R19 insulation

Cover Type

Replacement Spa Cover

Shape

Square

Dimensions

7' x 7'

Shell Material

Marine-grade vinyl

Thickness

4 in. down to 2 in.

Insulation Rating

R19

View on Amazon: The Cover Guy 7x7 Ft Insulated Spa Cover Affiliate link

Instead of a lightweight floating blanket, this is a full replacement hard cover. It measures 84 by 84 inches and weighs 45 pounds. You get high-density foam with an R19 insulation rating, tapered from 4 inches down to 2 inches for water runoff, and marine-grade vinyl. It suits you if you need a rigid, insulated barrier for a square spa.

Pros

• R19 insulation rating locks in water heat
• 4-inch to 2-inch taper sheds rain, snow, and ice
• Marine-grade UV-protected vinyl resists outdoor weather
• Reinforced straps exceed ASTM load-bearing standards

Cons

• Weighs 45 pounds, making it heavier to lift than thin sheets
• Fixed 84-inch by 84-inch dimensions cannot be trimmed to shape

Good fit if

• You have a square 7-foot by 7-foot spa needing a rigid exterior cover.
• You want an R19 insulation barrier with a tapered design for precipitation runoff.

Skip if

• You want a lightweight blanket that floats directly on the water surface.
• Your spa has round, non-square, or custom dimensions.

Verdict: The Cover Guy 7x7 ft Foam Spa Cover suits owners of 84-inch square tubs who require a heavy-duty, R19-rated tapered replacement top rather than a thin floating sheet.

Specifications side by side

Frequently asked questions

See also

• aw byootique 23l spa hot alternatives
• empava tub alternatives