Patented Dura-Bond Spa Shell

High-strength acrylic shell construction
Our shells combine premium acrylic surfaces from Plaskolite or Aristech with a reinforced ABS backing for added strength and structural integrity. The shell is further strengthened with Isotec Acrylobond HD ISO and POL materials, high-density structural polymers engineered for durability and rigidity.
This reinforcement delivers strength comparable to traditional fiberglass, with a cleaner, more consistent manufacturing process and a reduced environmental impact. The result is a solid, long-lasting shell designed to hold its integrity, comfort and appearance for years.
Dura-Bond shell construction
Three layers work together as one engineered shell: a premium acrylic surface, reinforced ABS backing and Dura-Bond structural reinforcement. See how it compares with traditional fiberglass construction.
This four layer, patented strengthening process combines the beauty of Plaskolite Acrylic with a layer of ABS for shell strength and integrity. Then a double strengthening material is applied. This high density material has all the strengthening properties of fiberglass without the environmental concerns.
They keep their good looks USA Spas has a hot tub to fit your needs – Each seat has be ergonomically designed to fit the contours of your body. Many of our spas feature deeper foot wells for comfort and spaciousness. Built in safety features like steps and lighting are part of every spa we make. We add in luxurious touches, like soft touch controls, adjustable jets and massage levels and drink holders. Our shell design and durability can't be beat.


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Acrylic Shell
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ABS
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Dura-Bond™
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Maintenance Free Cabinet
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Polystyrene Insulation
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Radiant Foil Insulation
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Thermal Air Barrier
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Moisture-Resistant
Polyethylene Flooring

Spa Shell Molding Process



