Aquafilter FH20B1-B-WB. Aquafilter 20” Big Blue Filter Housing. Filter housing consist of filter head with 1" inlet/outlet. Head are equipped with a pressure relief valve. Amtek Aquafilter Aqfilters USTM Calmag Liff BWT Pentek GE Brita Watts 3M Ecosoft Suez Pentair Spectrum Finerfilters Doulton.
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