Large Landscape Boulder (Brown) 56" x 42" x 30" high Insert Fittings They can also be used

They can also be used in waterfalls and ponds

Use this black expanding foam to fill in cracks between rocks to prevent water from being lost over the waterfall

Probably the most common reason for compressor failure is clogged air filters

45 mil EPDM Liner

6 pounds per acre-foot of water

Large Landscape Boulder (Brown) 56" x 42" x 30" high Insert Fittings They can also be usedPhoto shows brown color. These RealRock Boulders are ideal for concealing air pumps, water pumps, pond filters, UVs, lighting transformers and other equipment around the pond or yard. Commercial grade construction stands up to the elements Color and texture is part of material, not painted on Lightweight, easy to move and very durable Will not fade or crack Made of recycled material All rocks come standard with one screened vent, additional 3" vents