Pentair O-Ring | Sta-Rite System 3 Modular D.E. Filters SMD Series | 35505-7438Z Waterfalls Outer treads can be padlocked

Outer treads can be padlocked (padlock included)

These are excellent for hot weather

sparkling water with less work

fit all brackets before final plumbing and gas connections are made

Pentair O-Ring | Sta-Rite System 3 Modular D.E. Filters SMD Series | 35505-7438Z Waterfalls Outer treads can be padlockedThe Pentair 35505 7438Z is the OEM replacement O ring for the Sta Rite System: 3 Modular SMD Series D. E. Filter measuring 2 3 4" x 1 4" and designed to maintain a leak free seal at the elbow connection on this filter system. IMPORTANT: LUBRICATION REQUIRED SOLD SEPARATELY Always lubricate this O ring with a silicone based lubricant before installation. We carry the Pentair R172351 Lifeguard Silicone Lubricant the OEM matched product for Pentair