PROVA UNIVERSAL EXTENSION KIT® is a 4 piece extension kit that can be used to expand a shower base to any desired size when using multiple kits.
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Perforated corner edges are easy to cut and allow for versatility in extending shower bases
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Comprised of lightweight expanded polystyrene
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Extensions can be used to extend a 48" x 48" or 32" x 60" PROVA-PAN®
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Use 1 kit to extend a 48" x 48" (1.2 m x 1.2 m) PROVA-SHOWER® base to a 48" x 72"(1.2 m x 1.8 m) base
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Use 2 kits to extend a 48" x 48" (1.2 m x 1.2 m) PROVA-SHOWER® base to a 72" x 72" (1.8m x 1.8 m) base
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Use multiple kits to achieve desired shower base size. Design posibilities are endless!
