DuraVent 46DVA-06B Pipe Length - 6" Type_Thermostat Mixing one new filter with

Mixing one new filter with two tired ones gives you uneven filtration and makes the fresh cartridge do more than its share

and organic waste that bathers leave behind in spa water — clearing cloudy water

never wash cast iron in the dishwasher

If your serial number is 253376 or lower

Inside the blue cartridge is Trichloroisocyanuric acid (Trichlor) at 99% concentration — the same stabilized chlorine used in most pool tablet products

DuraVent 46DVA-06B Pipe Length - 6" Type_Thermostat Mixing one new filter withDuraVent 46DVA 06B Pipe Length 6" Overview Designed for appliances tested and listed for direct vent. Features a fully unitized twist lock construction in 4" x 6 5 8" vent size. Use of sealant is optional, unless specified by the appliance manufacturer. To calculate install length, subtract 1 1 2" for each joint. No beads or hems. Black pipe lengths feature exterior laser welded seams. What's in the Box 1 x DuraVent 46DVA 06B Pipe Length 6"