Lay-Z-Spa X Small Round Thermal Hot Tub Cover 170cm x 66cm | Up to 40% More Energy Efficient, Water Repellent & UV Resistant, Universal Fit. THERMAL HOT TUB COVER: Keep the heat in, save energy and make your hot tub up to 40 percent more energy efficient with the Lay-Z-Spa Thermal Hot Tub Cover.
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