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A-Tops Pool Base Vermiculite

A-Tops Vermiculite Swimming Pool Base creates a smooth, permanent trouble-free vinyl pool bottom that is, firm, rot-proof, non-abrasive with no shifting and sliding.

Pool Base is a high quality, reliable product for an efficient and cost-effective pool system.

Our pool base aggregate is made exclusively from asbestos-free South African vermiculite and is packaged in a four cubic foot, 4-mil plastic bag, to prevent breakage and provide weather resistance, which can be shipped loose or in pallets.

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Coverage Chart

A-Tops Pool Base

4 cubic foot Bags

Rectangle pools:
16 x 32  = 36 bags 
16 x 36  = 40 bags
18 x 36  = 43 bags 
20 x 40  = 54 bags

Grecian:
A-Tops 4 cubic foot
16'6 x 32'6  = 36 bags 
16'6 x 35'6  = 39 bags
17'10 x 35'10  = 44 bags 
20'9 x 40'9  = 51 bags

Lazy Ell:
A-Tops 4 cubic foot
18 x 43  = 46 bags 
20 x 43  = 51 bags

Based on 2 inch thick coverage figures are approximate and may vary with amount of water, mixing time, accuracy of excavation and toweling practice.

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