Pentair SuperMax Union Kit | SuperFlo / SuperMax / IntelliFlo3 VSF / IntelliPro3 VSF | 351157 Skimmer Winter Tube The SD-10-1-N Features:

The SD-10-1-N Features:

Great for the pool or lake

1 unit is required

The Unicel C-7483-4 (4-Pack) replaces all four cartridges in a single order

Please ensure your pool or spa pump system meets this specification

Pentair SuperMax Union Kit | SuperFlo / SuperMax / IntelliFlo3 VSF / IntelliPro3 VSF | 351157 Skimmer Winter Tube The SD-10-1-N Features:The Pentair SuperMax Union Kit (351157) is the OEM replacement 1 1 2" union kit for the Pentair SuperFlo, SuperMax, IntelliFlo3 VSF, and IntelliPro3 VSF pump series. IMPORTANT: KIT CONTENTS 2 COMPLETE UNION ASSEMBLIES INCLUDED This kit includes 2 each of Items 8, 9, and 15 enough to plumb both the inlet and outlet ports of a single pump. This is a complete kit for one pump installation; do not order this kit expecting a single union. IMPORTANT: