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Hot Spring Spas Filters

PRB25-IN - Dynamic Series I RDC-25, I RDC-25S, Dynamic Series II & II RTL/RCF-25, Dynamic Series IV-DFM, DFML, Waterway 25 In-Line, Custom Molded Products

PRB25-IN
Front View Shown
(click image for more views)

Size

Width: 5 "
Length: 13 5/16 "
Top: 2 1/8 " 
Bottom: 2 1/8 " 
Surface Area: 25 sqft.
Media Weight: 3 oz/sqyd

This filter has standard media. Upgrade to the anti-microbial version here:
PRB25-IN-M

Cross-Reference

Unicel: C-4326
Filbur: FC-2375
Clarathon: FC-2375
UPC: 090164253008

OUR LOW PRICE
$14.95

List Price: $26.99

PTL35P4-4 - Hot Spring Spas (Watkins), Top Load

PTL35P4-4
Front View Shown
(click image for more views)

Size

Width: 4 3/4 "
Length: 15 "
Top: Handle
Bottom: MPT
Surface Area: 35 sqft.
Media Weight: 4 oz/sqyd

Cross-Reference

Unicel: 4CH-35
Filbur: FC-0161
Clarathon: FC-0161
UPC: 090164999500

OUR LOW PRICE
$29.95

List Price: $48.99

PWK25-4 - Watkins Hot Spring Spas 45

PWK25-4
Front View Shown
(click image for more views)

Size

Width: 6 1/4 "
Length: 11 7/8 "
Top:
Bottom:
Surface Area: 25 sqft.
Media Weight: 4 oz/sqyd

Cross-Reference

Unicel:
Filbur:
Clarathon:
UPC: 090164250083

OUR LOW PRICE
$26.95

List Price: $42.99

PWK30 - Watkins Hot Spring Spas

PWK30
Front View Shown
(click image for more views)

Size

Width: 5 7/8 "
Length: 10 1/2 "
Top:
Bottom:
Surface Area: 30 sqft.
Media Weight: 3 oz/sqyd

This filter has standard media. Upgrade to the anti-microbial version here:
PWK30-M

Cross-Reference

Unicel: C-6330
Filbur: FC-3915
Clarathon: FC-3915
UPC: 090164033006

OUR LOW PRICE
$16.95

List Price: $30.99

PWK30V - Watkins Hot Spring Spas FH/IH 220V Models

PWK30V
Front View Shown
(click image for more views)

Size

Width: 5 "
Length: 10 3/8 "
Top: 1 9/10 " 
Bottom: 1 9/10 " 
Surface Area: 30 sqft.
Media Weight: 3 oz/sqyd

Cross-Reference

Unicel: C-5431
Filbur: FC-3910
Clarathon: FC-3910
UPC: 090164303000

OUR LOW PRICE
$26.95

List Price: $43.99

PWK35 - Watkins Hot Spring Spas 33

PWK35
Front View Shown
(click image for more views)

Size

Width: 6 "
Length: 9 "
Top:
Bottom:
Surface Area: 35 sqft.
Media Weight: 3 oz/sqyd

Cross-Reference

Unicel: C-6433
Filbur: FC-3920
Clarathon: FC-3920
UPC: 090164000350

OUR LOW PRICE
$26.95

List Price: $42.99

PWK40 - Watkins Hot Spring Spas

PWK40
Front View Shown
(click image for more views)

Size

Width: 6 3/8 "
Length: 12 "
Top:
Bottom:
Surface Area: 40 sqft.
Media Weight: 3 oz/sqyd

Cross-Reference

Unicel: C-6600
Filbur: FC-3930
Clarathon: FC-3930
UPC: 090164400075

OUR LOW PRICE
$30.95

List Price: $50.99

PWK45N - Watkins Hot Spring Spas

PWK45N
Front View Shown
(click image for more views)

Size

Width: 8 1/2 "
Length: 10 9/16 "
Top:
Bottom:
Surface Area: 45 sqft.
Media Weight: 3 oz/sqyd

This filter has standard media. Upgrade to the anti-microbial version here:
PWK45N-M

Cross-Reference

Unicel:
Filbur:
Clarathon:
UPC: 090164457000

OUR LOW PRICE
$32.95

List Price: $69.99

PWK45-O-4 - Watkins Hot Spring Spas Model P 1986

PWK45-O-4
Front View Shown
(click image for more views)

Size

Width: 8 1/2 "
Length: 12 5/16 "
Top: 1 9/10 " 
Bottom: 1 9/10 " 
Surface Area: 45 sqft.
Media Weight: 4 oz/sqyd

Cross-Reference

Unicel:
Filbur:
Clarathon:
UPC: 090164406008

OUR LOW PRICE
$50.95

List Price: $90.99

PWK50 - Watkins Hot Spring Spas bulkhead connection 50 SF

PWK50
Front View Shown
(click image for more views)

Size

Width: 8 1/2 "
Length: 11 7/8 "
Top: Handle
Bottom: Bulkhead
Surface Area: 65 sqft.
Media Weight: 3 oz/sqyd

Cross-Reference

Unicel:
Filbur:
Clarathon:
UPC: 090164823300

OUR LOW PRICE
$42.95

List Price: $74.99

PWK65 - Watkins Hot Spring Spas upgrade from PWK45N

PWK65
Front View Shown
(click image for more views)

Size

Width: 8 1/2 "
Length: 10 1/2 "
Top:
Bottom:
Surface Area: 65 sqft.
Media Weight: 3 oz/sqyd

This filter has standard media. Upgrade to the anti-microbial version here:
PWK65-M

Cross-Reference

Unicel: C-8465
Filbur: FC-3960
Clarathon: FC-3960
UPC: 090164006024

OUR LOW PRICE
$35.95

List Price: $74.99

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