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Cartridge diameter -4-3/8"
Cartridge length - - 4-1/8"
Top configuration -Twist Lock, Bottom configuration -Closed
Square footage -10
This cartridge had a raised circle with a bayonet twist lock slots in it.
P40059 Proline | Filter Cartridge, Proline, Diameter: 4", Length: 3.5", Top: 2", Bottom: Closed 5Sq. Ft.
$7.08
Cartridge diameter -4"
Cartridge length - - 3.5"
Top configuration -Open, Bottom configuration -Closed
Top dimension -2", Bottom dimension -2"
Square footage -5
P-5301 Proline | Filter Cartridge, Proline, Diameter: 5", Length: 8", Top: Closed, Bottom: 2-1/4" Open 8Sq. Ft.
$34.01
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...
P42516 Proline | Filter Cartridge, Proline, Diameter: 4-3/4", Length: 8-1/8", Top: Handle, Bottom: 1-1/5" MPT 25Sq. Ft.
$57.24
Cartridge diameter -4-3/4"
Cartridge length - - 8-1/8"
Top configuration -Bar Handle, Bottom configuration -Male Pipe Thread (MPT)
Bottom dimension -1-1/5"
Square footage -25
Spa OEM's that...
P-4306 Proline | Filter Cartridge, Proline, Diameter: 4-1/4", Length: 8", Top: 1-3/4" Open, Bottom: 1-3/4" Open 5Sq. Ft.
$21.96
Cartridge diameter -4-1/4"
Cartridge length - - 8"
Top configuration -Open, Bottom configuration -Open
Top dimension -1-3/4", Bottom dimension -1-3/4"
Square footage -5
Manufacturers...
P40281 Proline | Filter Cartridge, Proline, Diameter: 4-3/4", Length: 11-3/8", Top: Handle, Bottom: 1-1/4" SAE thread 28Sq. Ft.
$37.17
Cartridge diameter -4-3/4"
Cartridge length - - 11-3/8"
Top configuration -Semi-Circular Handle, Bottom configuration -Male SAE Thread
Bottom dimension -1-1/2"
Square footage -28
Spa OEM's...