
Filters
Pool Spa Outpost carries swimming pool filters, filter canisters, filter cartridges and filter parts for in-ground and above ground pools. Depending on your pool size, you will either have a D.E. (Diatomaceous Earth) filter, a sand filter or a cartridge filter. The size of the filter also matters, since you want to have a filter big enough for your pool. There are many major brands of pool filter manufacturers, like Jacuzzi, Reemay, Unicel, Hayward, Filbur, Pleatco, Pentair, Intex, FNS, Swimline and Sta-Rite.
D.E. filters are the most efficient pool filters, being able to trap particles as small as 3-5 microns. Sand filters require the least maintenance. Cartridge filters are becoming more popular again, but they need to be removed and hosed to clean when the pressure gauge rises 8 to 10 pounds above its clean reading. Most pool cartridges need to be replaced every 3-5 years, sooner if your pool has lots of debris, dirt or algae. Sand and D.E. filters need replacement only after a decade or longer, but often need repair parts like O-rings, clamps, gaskets or other filter parts.
Pool Spa Outpost carries pool filters and repair parts. We ship orders over $95 for free in the continental USA. If you are not sure what filter to order, contact us, start a chat or email us a photo of your current pool filter or filter assembly.
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Pleatco PA137 137 sqft filter
Pleatco Filters
Now: $138.67RRP: $155.99Pleatco PA137 137 sqft filter Application Hayward Bottom Physical Dimension 3" Bottom Style Open Diameter 7" Length 32-3/4" Media Type 4oz Model Super StarClear C-5500 (4 Req), SwimClear C-5520 (4 Req) Square Footage 137 sq ft Top...Now: $138.67RRP: $155.99 -
Pleatco PRB12L-4 Filter FC-2350 C-2613 PRB12L
Pleatco Filters
Now: $24.81RRP: $29.0213 sq. ft. Pleatco replacement spa cartridge filter PRB12L-4 Diameter: 2-7/8 Inch Length: 29 1/4 Inch Bottom: 1-1/16 Inch open Top: 1-1/16 Inch open 13sqft, 1-1/16"ot, 1-1/16"ob, 2-7/8", 29-1/4"L, 4oz This is the Pleatco brand PRB12L-4 spa filter...Now: $24.81RRP: $29.02 -
Pleatco PJ100 100 Sqft Filter Cartridge 20x10
Pleatco Filters
Now: $84.77RRP: $111.42Pleatco PJ100 100 Sqft Filter Cartridge is a 19 7/8" long filter that is 10" in diameter. Application Jacuzzi/Carvin Bottom Physical Dimension 6-1/16" Bottom Style Open Diameter 10" Length 19-7/8" Media Type 4oz Model CFR/CFT-100 Square...Now: $84.77RRP: $111.42 -
Cartridge Element C150S CX150XRE
Hayward
$180.99DISCONTINUED. item unavailable- see Pleatco PA150S Cartridge Element C150S CX150XRE$180.99 -
Bulkhead Fitting Waterway 3/4" Barb Swirl Black 212-1831
Waterway
$19.66DISCONTINUED - SEE 212-1839G-DSG. Bulkhead Fitting Waterway 3/4" Barb Swirl Black 212-1831$19.66 -
Air Relief Valve Kit Pentair Purex CFM/CFW/SMBW 75320
Purex/Pentair
$113.34Air Relief Valve Kit Pentair Purex CFM/CFW/SMBW 75320$113.34 -
Replacment Element -C481E-- CX481XRE
Pool Spa Outpost
$78.32DISCONTINUED. Replacment Element -C481E-- CX481XRE currently unavailable$78.32 -
Pleatco PVT50W Spa Filter Cartridge Vita Spa 50 SqFt PVT50W
Pleatco Filters
Now: $58.77RRP: $65.99Pleatco brand replacement filter model PVT50W 50 sq.ft. cartridge for Vita Spas and other brand hot tubs. Filter Cartridge 50 sq ft, 8-1/2" Diameter, 7-1/4" Long - PVT50W. Media Weight 3 oz / sq. yd. Product Type Replacement Filter Cartridge OEM...Now: $58.77RRP: $65.99 -
Cartridge Filter Waterway Top Load 75 Sqft 2"S 502-7510
Waterway
Now: $187.77RRP: $228.99Waterway Plastics filter model 502-7510 is a 2"s top load filter. For use on portable spas, it is designed to mount in a niche so that the main body is under the shell of the spa, while the top is accessed from above the spa. This complete filter...Now: $187.77RRP: $228.99 -
Cartridge Filter Waterway Top Load 50 Sqft 2"S 502-5010
Waterway
Now: $148.77RRP: $169.99Waterway Plastics filter model 502-5010 is a 2"s top load filter. Waterway, Top Load, 50 Sq Ft, 2"Slip w/ By-Pass Valve, For use on portable spas, it is designed to mount in a niche so that the main body is under the shell of the spa, while the top is...Now: $148.77RRP: $169.99 -
Cartridge Filter Waterway Top Load 25 Sqft 2"S 502-2510
Waterway
Now: $154.77RRP: $198.99Waterway Plastics filter model 502-2510 is a 2"s top load filter. For use on portable spas, it is designed to mount in a niche so that the main body is under the shell of the spa, while the top is accessed from above the spa. This complete filter...Now: $154.77RRP: $198.99 -
Cartridge Filter WW Top Load 25 Sqft 1-1/2"S with Brominator 500-2550
Waterway
$263.99DISCONTINUED. Waterway Plastics filter model 500-2550 is a 1-1/2"s top load filter. For use on portable spas, it is designed to mount in a niche so that the main body is under the shell of the spa, while the top is accessed from above the spa. This...$263.99 -
Cartridge Mount Waterway 2"Fpt 400-9130
Waterway
Now: $16.77RRP: $18.99Thread Diameter - 2-13/16" Required Hole Size - 2-7/8"Now: $16.77RRP: $18.99 -
Cartridge 125 SF 2-1/2"Ot 2"Male Slip B 8-1/2" 19" 3Oz FC-2780
Filbur
$124.11DISCONTINUED - SEE PSD125-2000. Cartridge 125 SF 2-1/2"Ot 2"Male Slip B 8-1/2" 19" 3Oz spa filter.$124.11 -
Cartridge 40 Sqft 6"D X 8-1/2"L Rem Cap Ob 3 Oz with Lock Tabs FC-2764
Filbur
$56.87DISCONTINUED. The FC-2764 Filbur filter is a replacement filter for the Jacuzzi J-400 ProClairty Filter 2012+$56.87 -
Cartridge Filter Pentair Rainbow Rtl-75 Top Load 2"S R172503
Rainbow
$323.99DISCONTINUED. Rainbow/Pentair RTL-75, model R172503 is a 2"s top load filter. For use on portable spas, it is designed to mount in a niche so that the main body is under the shell of the spa, while the top is accessed from above the spa. This complete...$323.99 -
Cartridge Filter Pentair Rainbow Rtl-50 Top Load 1-1/2"Fpt R172514
Rainbow
$298.99DISCONTINUED. R172514 Rainbow/Pentair RTL-50, model R172514 is a 1-1/2"fpt top load filter. For use on portable spas, it is designed to mount in a niche so that the main body is under the shell of the spa, while the top is accessed from above the spa...$298.99 -
Cartridge Filter Pentair Rainbow Rtl-50 Top Load 2"S R172504B
Rainbow
Now: $226.24RRP: $251.38Rainbow/Pentair RTL-50, model R172504B is a 2"s top load filter. For use on portable spas, it is designed to mount in a niche so that the main body is under the shell of the spa, while the top is accessed from above the spa. This complete filter includes...Now: $226.24RRP: $251.38 -
Cartridge Filter Pentair Rainbow Rtl-25 Top Load 1-1/2"Fpt 172512
Rainbow
$203.40DISCONTINUED. Rainbow/Pentair RTL-25, model R172512 is a 1-1/2"fpt top load filter. For use on portable spas, it is designed to mount in a niche so that the main body is under the shell of the spa, while the top is accessed from above the spa. This...$203.40 -
Cartridge Filter Pentair Rainbow Rtl-25 Top Load 2"S R172502J
Rainbow
Now: $177.88RRP: $198.99Rainbow/Pentair RTL-25, model R172502J is a 2"s top load filter. For use on portable spas, it is designed to mount in a niche so that the main body is under the shell of the spa, while the top is accessed from above the spa. This complete filter includes...Now: $177.88RRP: $198.99 -
Cartridge 25 SF Ht 1-7/8"Ob 4-5/8" 9-3/4" 3Oz FC-0187
Filbur
$32.07DISCONTINUED. DISCONTINUED - see PTS35N-XP4 Please Note: If the original Gatsby application had a keyed opening on the bottom, this cartridge will not work.$32.07 -
Cartridge 10 Sqft 2-1/8"Ot 2-1/8"Ob 3-7/8" 7-1/8" 3OzMicroban FC-1001M
Filbur
$39.58DISCONTINUED. Order with outer cartridge 17-175-1897. Generic anti-microbial replacement for Eco-Pur applications.$39.58 -
Cartridge 30 sqft 4"ot 4"ob 7" 7-1/4" 3ozMicroban FC-1003M
Filbur
$39.39DISCONTINUED - SEE PMA30-2002-R. DISCONTINUED - see PMA30-2002-R Order with inner cartridge 17-175-2218. Generic anti-microbial replacement for Eco-Pur applications.$39.39 -
Cartridge 25 SF Flat T Flat B 17"L X 2-7/16"W X 8-1/2"H3Oz FC-1004
Filbur
$53.98DISCONTINUED. Generic filter cartridge designed to fit in an Eco-Pur application.$53.98 -
Cartridge 20 Sqft 5-1/2"Ot 4"Ob 7-15/16" 7-3/8" FC-1008
Filbur
$34.20DISCONTINUED. Generic filter cartridge designed to fit in an Eco-Pur application.$34.20 -
Cartridge 40 Sqft Ht 2"Mpt B 7" 6" 3OzMicroban PMA40SV-F2M-M
Pleatco
$61.67DISCONTINUED. Generic anti-microbial replacement for Eco-Pur applications.$61.67 -
Cartridge 40 Sqft 4-1/8"Ot 4-1/8"Ob 8" 7-3/8" 3OzMicroban FC-1007M
Filbur
$68.31DISCONTINUED. Generic anti-microbial replacement for Eco-Pur applications.$68.31 -
Cartridge Filter 100 SF 1 1/2" SAE 16 1/2" 6" Stacked PWW100ST-P3
Pleatco
Now: $78.77RRP: $89.97For replacement of this filter use 17-175-1724 and 17-175-1728. Contact us if you need help finding the right filter for your pool or spa.Now: $78.77RRP: $89.97 -
Cartridge 120 Sqft Ht 2"Mpt B 8" 18" 3OzMicroban FC-0517M
Filbur
$149.19DISCONTINUED. This Filter Cartridge is an Antimicrobial Version of 17-175-3692Microban antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the antimicrobial agent to be released over the entire...$149.19 -
Cartridge 100 Sqft 2-1/8"Ot 2-1/8"Ob 5-5/16" 21-5/16" 3OzMicroban FC-2975M
Filbur
$117.58DISCONTINUED - SEE PCST80. DISCONTINUED - see PCST80 This Filter Cartridge is an Antimicrobial Version of 17-175-3660Microban antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the antimicrobial...$117.58 -
Cartridge 50 SF Ht 2"Mpt B 6-3/4" 8" 3OzMicroban FC-0311M
Filbur
$58.55DISCONTINUED - SEE PAS50SV-F2M. This Filter Cartridge is an Antimicrobial Version of 17-175-2370Microban antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the antimicrobial agent to be released...$58.55 -
Cartridge 60 Sqft Ht 2"Mpt B 5-3/16" 16-1/16" 3OzMicroban FC-0202M
Filbur
$73.32DISCONTINUED - SEE PCAL60-F2M. DISCONTINUED - see PCAL60-F2M This Filter Cartridge is an Antimicrobial Version of 17-175-2212Microban® antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the...$73.32 -
Cartridge 30 Sqft 1-15/16"Ot 1-15/16"Ob 6" 10-1/2" 3OzMicroban FC-3915M
Filbur
$39.99DISCONTINUED - SEE PWK30. DISCONTINUED - see PWK30 This Filter Cartridge is an Antimicrobial Version of 17-175-1755Microban antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the antimicrobial...$39.99 -
Cartridge 40 Sqft Ht 1-1/2"Sae B 6" 8-1/4" 3OzMicroban FC-0359M
Filbur
$51.99DISCONTINUED - SEE PWW50P3. This Filter Cartridge is an Antimicrobial Version of 17-175-1749Microban antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the antimicrobial agent to be released over...$51.99 -
Cartridge 50 SF 1-7/8"Ot 2-3/8"Ob with Slot 8-1/2" 7-1/4"3Ozmb FC-3053M
Filbur
$73.51DISCONTINUED - SEE PVT50W-XF2L. This Filter Cartridge is an Antimicrobial Version of Microban antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the antimicrobial agent to be released over the...$73.51 -
Cartridge 35Sqft 2-1/8"Ot 2-1/8"Ob 4-15/16" 9-1/4" 3OzMicroban FC-2385M
Filbur
$48.82DISCONTINUED - SEE 40353. This Filter Cartridge is an Antimicrobial Version of 17-175-1607Microban antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the antimicrobial agent to be released over...$48.82 -
Cartridge 50 SF 2-1/8"Ot 2-1/8"Ob 4-15/16" 13-5/16" 3OzMicroban FC-2390M
Filbur
$50.73DISCONTINUED - SEE PRB50-IN. This Filter Cartridge is an Antimicrobial Version of 17-175-1595Microban antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the antimicrobial agent to be released...$50.73 -
Cartridge 60 Sqft Rem Cap Ot 2"Sae B 6-5/8" 15-1/2" 3OzMicroban FC-2715M
Filbur
$93.63DISCONTINUED. This Filter Cartridge is an Antimicrobial Version of 17-175-1403Microban antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the antimicrobial agent to be released over the entire...$93.63 -
Cartridge 50 SF Ht 2"Mpt 8-1/2" 7" 3OzMicroban FC-3052M
Filbur
$63.31DISCONTINUED. This Filter Cartridge is an Antimicrobial Version of 17-175-1020Microban antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the antimicrobial agent to be released over the entire...$63.31 -
Pre-Filter Filbur Micro-Klean Pltd 4 Sqft 4 Oz with Hose Adpt FC-3125
Filbur Manufacturing
$22.20DISCONTINUED. The Micro-Klean Pre-Filters from Filbur Pleated Sediment Filter Outer Dimension: 2-3/4" Length: 10" Bottom: Closed Top: Hose Fitting (Attaches to the end of any garden hose)$22.20