Key features

• •PREVENTS COSTLY WATER LEAKS: This premium o-ring creates a watertight seal between your tank lid and valve head, protecting against water damage and system failures. Specifically designed for the top of tank to valve connection on Clack WS1 systems (both WS1 & 1.25 models), this water filter o-ring maintains proper system pressure and ensures reliable performance. Essential ring replacement parts that safeguard your water treatment investment.
• •FITS MULTIPLE WATER SYSTEMS: Compatible with Pelican PC600, PC1000, PC1500, and PC2100 valve heads, plus Clack V3180 o-ring applications, including WS1 control valves, In/Out Head 1190, D1220, and the newer D1400 designation. This versatile rubber o-ring serves as a direct replacement across multiple brands and models, making it the ideal solution for various tank filter and water softener configurations. Ideal ring system component for professional installers and DIYers.
• •PRECISION-ENGINEERED 3 INCH O RING: Manufactured to exact -337 size specifications with 3 3/8" outer diameter, 3" inner diameter, and 3/16" thickness for guaranteed proper fit. These precise dimensions ensure optimal compression and leak-free sealing when the valve head tightens onto your water tank lid. Superior sizing accuracy compared to generic o-rings by size options means reliable performance in demanding small tank filter and whole-house water treatment applications every time.
• •DURABLE RUBBER O RINGS CONSTRUCTION: Crafted from premium-grade rubber material engineered to resist compression set, maintain elasticity through thousands of cycles, and withstand continuous water exposure without degrading. These high-quality orings rubber seals outlast inferior alternatives, reducing the frequency of filter replacement maintenance. Chemical-resistant construction ensures long-term reliability, making this o-ring kit an essential component ideal for water softener and filtration system longevity.
• •EASY DIY FILTER REPLACEMENT: Save money on expensive service calls by replacing worn o-rings yourself with this direct-fit solution. When your existing oring shows compression, cracking, or leaks, this affordable replacement restores your ring system integrity in minutes. Cost-effective alternative to OEM parts without sacrificing quality. Ideal homeowners, plumbers, and property managers maintain water treatment equipment. Includes the exact rubber o-ring specifications needed for professional results.