Sta-Rite System 3 Upper Tank Half – 21″ (24851-9000)

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Sta-Rite System 3 Upper Tank Half – 21″ (24851-9000)

$569.95 $429.95


Sta-Rite System 3 Upper Tank Half – 21″

The Sta-Rite System 3 Upper Tank Half – 21″ made by Pentair fits models S7M120, S7M400, S7S50 & S7MD60 Sta-Rite cartridge, sand and diatomaceous (D.E.) Filters. Great for in-ground pools, hot tubs, spas and water features!

Item is in non-original packaging. Shipped via UPS.


  • Quality two-piece tank housing made of Dura-Glas, Sta-Rite’s industry leading glass-reinforced composite resin.
  • Posi-Lok Clamps provide easy access to tank internals.
  • Utilizes PKG188 and PKG 189 union fittings.
  • Requires (7) clamps.

We carry all System 3 filter parts.  Contact us if you need anything!

Why choose a System 3 Filter?

With the System: 3 Mod Media Filter, Sta-Rite brings you the product that makes Ultra-Capacity Filtration a reality. No longer simply “cartridges,” Sta-Rite’s advanced technology has brought an entirely new class of filtration to the industry. Sta-Rite’s modular media concept incorporates the latest in media science, perfectly balanced flow, and an integral manifold design: namely, Ultra-Capacity Filtration. This filtration concept puts entirely care-free operation within reach of today’s pool owners. Modular Filter Tanks allows for quick change of filter medias without changing the tank. Contemporary style and matte black finish look attractive in any pool setting.


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