DeWitt 4 Ounce Pond Liner Underlayment Size:6' x 100' rinse with fresh water and

rinse with fresh water and air dry

stabilized vitamin C and other quality ingredients

without holes

K3+ Media also is exposed to minerals in the molding process which encourages faster development of beneficial bacteria

Corrosion-resistant polyproylene housing and stainless steel shaft seals

DeWitt 4 Ounce Pond Liner Underlayment Size:6' x 100' rinse with fresh water andDeWitt Pond Underliner is a durable, clean, and safe material to install under ponds instead of using cardboard, newspapers, sand or old carpet padding. Helps protect the inner wall from punctures from stones and cushion the pond wall for fish, while allowing gases to escape to maintain the proper biological balance for all pond life. Constructed of non woven needle punched fabrics in various weights Easy to use, and installs in minutes