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Cartridge diameter -6"
Cartridge length - - 7-1/2"
Top configuration -Closed, Bottom configuration -Male Slip Fitting
Square footage -30
Softub - Pre 2012 this cartridge has a large off-center raised circle around the bottom hole.
P60305 Proline | Filter Cartridge, Proline, Diameter: 6", Length: 7-1/2", Top: Closed, Bottom: Snaps On 30Sq. Ft.
$18.38
Cartridge diameter -6"
Cartridge length - - 7-1/2"
Top configuration -Closed, Bottom configuration -Open w/Large Ring
Top dimension -, Bottom dimension -
Square footage -30
Spa OEM's...
P40059 Proline | Filter Cartridge, Proline, Diameter: 4", Length: 3.5", Top: 2", Bottom: Closed 5Sq. Ft.
$4.72
Cartridge diameter -4"
Cartridge length - - 3.5"
Top configuration -Open, Bottom configuration -Closed
Top dimension -2", Bottom dimension -2"
Square footage -5
P52512 Proline | Filter Cartridge, Proline, Diameter: 5-3/4", Length: 7-1/16", Top: Closed, Bottom: 2" MPT 25Sq. Ft.
$14.51
Cartridge diameter -5-3/4"
Cartridge length - - 7-1/16"
Top configuration -Closed, Bottom configuration -Male Pipe Thread (MPT)
Bottom dimension -2"
Square footage -25
P-6330 Proline | Filter Cartridge, Proline, Diameter: 6", Length: 10-1/2", Top: 1-15/16" Open, Bottom: 1-15/16" Open 30Sq. Ft.
$29.70
Cartridge diameter -6"
Cartridge length - - 10-1/2"
Top configuration -Open, Bottom configuration -Open
Top dimension -1-15/16", Bottom dimension -1-15/16"
Square footage -30
Spa OEM's...
P60405 Proline | Filter Cartridge, Proline, Diameter: 6", Length: 13-1/2", Top: Closed w/ string Handle, Bottom: 2" SAE 40Sq. Ft.
$27.63
Cartridge diameter -6"
Cartridge length - - 13-1/2"
Top configuration -Closed w/String Handle, Bottom configuration -Male SAE Thread
Bottom dimension -2"
Square footage -40
Spa OEM's that...
P-5301 Proline | Filter Cartridge, Proline, Diameter: 5", Length: 8", Top: Closed, Bottom: 2-1/4" Open 8Sq. Ft.
$22.67
Cartridge diameter -5"
Cartridge length - - 8"
Top configuration -Closed, Bottom configuration -Open
Top dimension -, Bottom dimension -2-1/4"
Square footage -8
Spa OEM's that use this...