TABLE - Perlite Loose-Fill Insulation Coverage Data

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Perlite Loose-Fill Insulation

Approximate Coverage(a)

Sq. ft. of wall area(b)	1" Cavity	2" Cavity	3" Cavity	6" Block	8" Block	12" Block
100	2	4	6	5	7	12
500	10	21	31	23	33	58
1,000	21	42	62	46	65	118
2,000	42	84	124	96	130	236
3,000	63	126	186	138	195	354
5,000	105	210	310	230	325	590
7,000	147	294	434	322	455	826
10,000	210	420	620	460	650	1,180

(a) 4-cubic foot bags required to fill
(b) a standard 8"x16" block equals 0.89 sq.ft.
Multiply the number of blocks times 0.89
to calculate the total square footage needed.

Information given herein is from sources considered reliable, but no guarantee of accuracy can be made or liability assumed. Your supplier may be able to provide you with more precise data. Certain compositions or processes involving perlite may be the subject of patents.
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