Laing E10 Circulation Pump filter On lower filtration times of

On lower filtration times of 6 hours per day or less

Suits the following models Ultrazone

Used as a replacement element for Bullfrog and Signature Spas

Has a flat top and bottom with open hole at both ends

It works best at a higher pH than normal

Laing E10 Circulation Pump filter On lower filtration times ofhis pump is the well known common E10 used by most manufacturers in the USA and Canada. Artesian Caldera Dimension 1 LA Spa Iberspa Island Spas Saratoga Canadian Spa Hot Spring (replacement for Silent Flo 5000) Spa in a Box Sundance Spring Spa and more This pump fits: Hot Spring Envoy amongst others. Does not come with a lead. use the previous one on old pump