O-ring for INSNRG Ci Cartridge Filter Lid

Ensure your filter stays sealed and performing at its best with this replacement O-ring for INSNRG Ci filter lids. A worn or damaged O-ring can lead to leaks, pressure loss, and reduced filtration efficiency—this simple replacement restores a secure, reliable seal.

Key Features:

✔️ Designed to suit INSNRG Ci filter lid housings
✔️ Maintains a tight, leak-free seal under pressure
✔️ Helps preserve correct filtration performance
✔️ High-quality rubber for durability and longevity
✔️ Fast, easy DIY installation

When to Replace:

• Water leaking around the filter lid
• Loss of pressure or inefficient filtration
• O-ring appears cracked, flattened, or brittle
• After frequent lid removals or seasonal wear

Installation Tip:
Clean the sealing surface and apply a light coat of silicone-based lubricant to the O-ring before refitting the lid. This helps prevent pinching and improves sealing performance.

Pair it with a fresh filter element

Replacing the lid O-ring on an INSNRG Ci filter? If the cartridge element is due for a change too, you can order both together. Choose the INSNRG - Ci100 or INSNRG - Ci200 option on our Replacement Cartridge Filter Element listing.