Lightweight Pumice Concrete Sand Aggregate Concrete Sand+:45 lbs. (full-sized production bag) as pumice buffers the extreme

as pumice buffers the extreme volatilization cooking off in the decomposing matter

Blast Mitigator™ can also be used as a loose fill in the annular space of a double-wall containment construct

gas exchange

soil amendment

Typically used for: soilless grow media

Lightweight Pumice Concrete Sand Aggregate Concrete Sand+:45 lbs. (full-sized production bag) as pumice buffers the extremeLightweight Concrete Sand+ Lightweight pumice sand + tiny 1 8 inch stones. Use in lighweight mortars and as an additive to the lightweight craft aggregate when more sand content is desired. About Pumice: Pumice is literally a foamed stone, formed in the awesome heat and violence of a volcano. Pumice stonesincluding the sandare riven with nooks and crannies and air pockets that provide the lightweight character and insulative quality..