2" Bottom Drain Kit (BD1 drain) incl 2" Bulkhead, Valve, Fittings Ultima II Biotube Filters 36 watt replacement sleeve for

36 watt replacement sleeve for EPU36N

A bottom drain and an air diffuser built into one unit

Waterfall Installation Kit - includes PVC glue

separating the waste and flushing it away

A faux spillway stone is available for the 18 and 23 inch spillways

2" Bottom Drain Kit (BD1 drain) incl 2" Bulkhead, Valve, Fittings Ultima II Biotube Filters 36 watt replacement sleeve forThis terrific system lets you have both the benefits of a skimmer and bottom drain! The bottom drain is installed with flexible PVC pipe carrying the water under the liner, through a bulkhead and into the skimmer where a valve controls what percentage of the water goes through the skimmer faceplate (surface water) versus through the bottom drain. Kit includes #BD1 Bottom Drain, 2" Bulkhead fitting, 2" valve and other fittings. Kit does not include 2"