Watts AquaLock/SeaTech - Angle Valve Type 56 - 1/2 CTS X 3/8 CTS Choose::6-Pack MFilter media: Granular activated carbon

MFilter media: Granular activated carbon (GAC)

Softening capacity: 5300 grains

The heavy-duty cleaner mixes quickly and easily with water to create an effective cleaning solution that removes built-up calcium carbonate scale from membrane elements

PVC housing expand slightly when pressurized and must be allowed to "breathe"

1st Jumbo Sanitary Filter on the market

Watts AquaLock/SeaTech - Angle Valve Type 56 - 1/2 CTS X 3/8 CTS Choose::6-Pack MFilter media: Granular activated carbonNote: Watts has rebranded SeaTech to Watts AquaLock. This rebrand does not affect the part numbers. However, during the transition the product and packaging that you order may be branded as SeaTech or Watts AquaLock. The color will also vary. The size and specs of the products as well as the part numbers will remain the same. Features: Manufactured in Off White Polysulfone EPDM O ring Certified to NSF 61, NSF 14, CSA B137. 5, ASTM F877, IGC 188 04C