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The 4" Zabel A1800 filter was designed for residential applications with flow rates up to 800 GPD. The cartridge design allows for easy installation and maintenance. All A1800 series filters feature a locking tab that securely locks the filter into the tee. With 1/16” filtration, this filter is available in 18” and 22” lengths. The 22” A1800 comes with a built in gas deflector.
Patented Inside Out Flow:
One Peice Design:
Our 4x18 and 4x22 filters can be used with ANY 4” tee, including our PL-68 tee and our Versa-Tees.