Large Landscape Boulder (Brown) 56" x 42" x 30" high Insert Fittings Pond Calculator Use to calculate

Pond Calculator Use to calculate the volume or area of your pond

They can also be used in waterfalls and ponds

do not stop filtration

change the external air filter(s) at least once every 6 months of operation

45 mil EPDM Liner

Large Landscape Boulder (Brown) 56" x 42" x 30" high Insert Fittings Pond Calculator Use to calculatePhoto 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