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Backwash Valves for Pool Filter Systems

Praher TM-22-PB ABS Clamp-Down Top Mount Multiport Valve

Praher Plastics Canada
Original price $179.99 - Original price $179.99
Original price
$179.99
$179.99 - $179.99
Current price $179.99
In stock

Praher TM-22-PB ABS Clamp-Down Top Mount Multiport Valve For Sand or DE Filter; 2 Inch, 8.22 Inch Clamp Flange 2" CLAMP DOWN 8.22" CLAMP FLANGE PR...

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Original price $179.99 - Original price $179.99
Original price
$179.99
$179.99 - $179.99
Current price $179.99

Praher Top Mount Multiport Valve 6-Way TM-12-L

Praher Plastics Canada
Original price $129.99 - Original price $129.99
Original price
$129.99
$129.99 - $129.99
Current price $129.99
In stock

Praher Plastics TM-12-L 1-1/2" ABS Clamp-Down Top Mount Multiport Valve for Sta-Rite Cristal-Flo™ Filter 1.5" CLAMP DOWN 8.25" CLAMP FLANGE PRAHER

Original price $129.99 - Original price $129.99
Original price
$129.99
$129.99 - $129.99
Current price $129.99

APC APCG3337 1.5" Spider Multiport Valve Gasket

Aquatic Parts Company (APC)
Original price $34.99 - Original price $34.99
Original price
$34.99
$34.99 - $34.99
Current price $34.99
In stock

SPIDER GASKET 271104 PACFAB G416 PENTAIR / PACFAB 271104 STARITE / SWIMQUIP 14971SM10E12

Original price $34.99 - Original price $34.99
Original price
$34.99
$34.99 - $34.99
Current price $34.99

Jandy 3406 1.5"- 2" Positive Seal 3-Port Diverter Valve

Jandy
Original price $89.99 - Original price $89.99
Original price
$89.99
$89.99 - $89.99
Current price $89.99
In stock

Jandy 3406 1 1/2"- 2" Positive Seal 3-Port Diverter Valve The 1 1/2"-2" Positive Seal 3-Port Diverter Valve is designed to provide flexible water ...

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Original price $89.99 - Original price $89.99
Original price
$89.99
$89.99 - $89.99
Current price $89.99

Pentair 270067 2" Top Valve Assembly Replacement

Pentair Pool
Original price $249.99 - Original price $249.99
Original price
$249.99
$249.99 - $249.99
Current price $249.99
In stock

Pentair 270067 2" Valve Top Assembly for HiFlow 2"Top and Side Mount MultiPort Valve Model 261055 and 261152 Brand: Pentair Application: Pool Ship...

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Original price $249.99 - Original price $249.99
Original price
$249.99
$249.99 - $249.99
Current price $249.99

Praher Multiport Valve MPV Kit with 2" Threaded Ports SM2-PP3 (SM-20-3)

Praher Plastics Canada
Original price $199.99 - Original price $199.99
Original price
$199.99
$199.99 - $199.99
Current price $199.99
In stock

Praher Multiport Valve MPV Kit with 2" Threaded Ports SM2-PP3 (SM-20-3) SM-20-3 PAC FAB PLUMBING 2" FIP Praher - Valve, Multiport Kit 2" Generic E...

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Original price $199.99 - Original price $199.99
Original price
$199.99
$199.99 - $199.99
Current price $199.99

Pentair 77707-0001 Manifold Bypass Valve Kit for Pool Heaters

Pentair Pool
Original price $69.99 - Original price $69.99
Original price
$69.99
$69.99 - $69.99
Current price $69.99
In stock

The Pentair 77707-0001 is a Manifold By-Pass Valve Kit. It is compatible with the Max-E-Therm Heater Water System. It is a genuine Pentair product....

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Original price $69.99 - Original price $69.99
Original price
$69.99
$69.99 - $69.99
Current price $69.99

Pentair 77703-0100 Union Kit for Max-E-Pro, Dyna-Pro, Dyna-Wave System:3® 2-Pack

Pentair Pool
Original price $58.99 - Original price $58.99
Original price
$58.99
$58.99 - $58.99
Current price $58.99
In stock

Pentair 77703-0100 Union Kit For Max-E-Pro, Dyna-Pro, Dyna-Wave System:3® Modular Media SM Series Pool and Spa Pump; 2/Pack Compatible with: Sta...

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Original price $58.99 - Original price $58.99
Original price
$58.99
$58.99 - $58.99
Current price $58.99

Pentair 270056 2"-2.5" Diverter Valve Assembly for Compool Valves

Pentair Pool
Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99
In stock

This 2" - 2.5" Diverter Assembly Valve is made for Pentair Compool Valves. The easy-to-install part can fit 2- and 3-way valves and 2" and 2.5" div...

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Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99

Pentair 263080 FullFloXF™ 2" Backwash Valve for Sand & Quad DE Filters (Top Inlet Port)

Pentair Pool
Original price $289.99 - Original price $289.99
Original price
$289.99
$289.99 - $289.99
Current price $289.99
In stock

FOR D.E. AND SAND FILTERS. FullFloXF High-Performance Valve has near zero pressure loss across the valve, significantly reducing the amount of ener...

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Original price $289.99 - Original price $289.99
Original price
$289.99
$289.99 - $289.99
Current price $289.99

Pentair 263038 1.5" 2-Port 2-Way PVC Diverter Valve

Pentair Pool
Original price $49.99 - Original price $49.99
Original price
$49.99
$49.99 - $49.99
Current price $49.99
In stock

2 WAY VALVE PVC 1.5"/2" PENTAIR

Original price $49.99 - Original price $49.99
Original price
$49.99
$49.99 - $49.99
Current price $49.99

Hayward 2" - 2.5" PSV Series 2-Port 2-Way Diverter Valve PSV2S2

Hayward
Original price $89.99 - Original price $89.99
Original price
$89.99
$89.99 - $89.99
Current price $89.99
In stock

The Hayward PSV Series PSV2S2 2" x 2 1/2" 2-Way Diverter Valve offers easy, maintenance-free water flow management. Constructed from durable CPVC a...

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Original price $89.99 - Original price $89.99
Original price
$89.99
$89.99 - $89.99
Current price $89.99

Praher Plastics SM2-PP2 2" ABS Pre-Plumbed Side Mount Multiport Valve

Praher Plastics Canada
Original price $199.99 - Original price $199.99
Original price
$199.99
$199.99 - $199.99
Current price $199.99
In stock

Praher Plastics SM2-PP2 2" ABS Pre-Plumbed Side Mount Multiport Valve for Nautilus DE & FNS Filters SM-20-2 PAC FAB PLUMBING 2" FIP

Original price $199.99 - Original price $199.99
Original price
$199.99
$199.99 - $199.99
Current price $199.99

Pentair Sta-Rite 18201-0200 ABS 6-Position Multiport Valve 2", 182010200

Pentair Pool
Original price $329.99 - Original price $329.99
Original price
$329.99
$329.99 - $329.99
Current price $329.99
In stock

ABS SLIDE VALVES/MULTIPORT VALVES (SIDE MOUNT). Two-position backwash valves have minimal flow restriction. Unique handle design allows easier oper...

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Original price $329.99 - Original price $329.99
Original price
$329.99
$329.99 - $329.99
Current price $329.99

Pentair 272569 Union Kit for 2" Multiport Valve

Pentair Pool
Original price $99.99 - Original price $99.99
Original price
$99.99
$99.99 - $99.99
Current price $99.99
In stock

Pentair 2" Hybrid Union Kit for Sta-Rite® MultiPort Valve, Tagelus TA60D, Sand Dollar® SD80 272569 Brand: Pentair Weight: 2 pounds Shipping Dimens...

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Original price $99.99 - Original price $99.99
Original price
$99.99
$99.99 - $99.99
Current price $99.99

Pentair 261177 1.5" MPV Multiport Valve Side Mount for FNS, FNS Plus & NSP Filters

Pentair Pool
Original price $219.99 - Original price $219.99
Original price
$219.99
$219.99 - $219.99
Current price $219.99
In stock

Pentair Hi-Flow 261177 PVC Side Mount Backwash Multiport Valve 1 1/2" SKT MP BW VALVE PLUMBED SIDE MNT FNS FNS PLUS NSP DE 6 POS WHITE BULKHEAD FI...

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Original price $219.99 - Original price $219.99
Original price
$219.99
$219.99 - $219.99
Current price $219.99

Waterway Multiport Valve 2" FPT D.E. DE WVD001 with Unions

Waterway
Original price $159.99 - Original price $159.99
Original price
$159.99
$159.99 - $159.99
Current price $159.99
In stock

Brand: Waterway 2" FTP MULTIPORT VALVE W/ UNION CONNECTIONS Dimensions 16" L x 9.25" W x 23.75" D Alternate Part #'s SM-20-1, WVD001, WWVD001, WWW...

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Original price $159.99 - Original price $159.99
Original price
$159.99
$159.99 - $159.99
Current price $159.99

Pentair 261049 Hi-Flow 2" Backwash Valve

Pentair Pool
Original price $209.99 - Original price $209.99
Original price
$209.99
$209.99 - $209.99
Current price $209.99
In stock

Pentair 261049 Hi-Flow 2" Backwash Valve 2" SKT HIFLOW MP BW VALVE UN-PLUMBED SIDE MNT DE OR SAND 6 POS WHITE W/ WINTER POSITION PENTAIR

Original price $209.99 - Original price $209.99
Original price
$209.99
$209.99 - $209.99
Current price $209.99

Jandy 4715 3-Port 1.5" - 2" Never Lube Valve, Standard Diverter

Jandy
Original price $109.99 - Original price $109.99
Original price
$109.99
$109.99 - $109.99
Current price $109.99
In stock

Jandy Pro Series 4715 1 1/2"-2" Neverlube Positive Seal 3-Port Diverter Valve is completely maintenance-free and built from the toughest CPVC m...

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Original price $109.99 - Original price $109.99
Original price
$109.99
$109.99 - $109.99
Current price $109.99

CMP Hi-Temp Union 3/4" MIP x 3/4" Slip (Socket) – 21063-750-000

CMP Pool Products
Original price $24.99 - Original price $24.99
Original price
$24.99
$24.99 - $24.99
Current price $24.99
In stock

Hayward CLX220EA CL200/CL220 Chlorine Feeders Check Valve with Inlet Fitting Adapter Assembly Brand Hayward Shipping Dimensions 2.24 x 2.24 x 1.68...

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Original price $24.99 - Original price $24.99
Original price
$24.99
$24.99 - $24.99
Current price $24.99

Jandy 1.5" - 2" Straight CPVC Check Valve, 7235

Jandy
Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99
In stock

Jandy Pro Series, Zodiac Pool Systems Inc, 180^ Check Valve, Color: Black, Size: 1.50" - 2" Chemical-resistant superalloy spring for use with sal...

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Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99

Pentair TA Tagelus ABS 6-Way Backwash MPV Multiport Valve, 1.5" V-Threaded (261124)

Pentair Pool
Original price $209.99 - Original price $209.99
Original price
$209.99
$209.99 - $209.99
Current price $209.99
In stock

1 1/2" FPT TAGELUS TA MP BW VALVE TOP MNT V THREADS SAND 6 POS BLACK W/ WINTER POSITION 6" NECK SIZE FOR FILTERS MADE PRE 12-1-91 PENTAIR 1-1/2 in...

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Original price $209.99 - Original price $209.99
Original price
$209.99
$209.99 - $209.99
Current price $209.99

Pentair R172288 Rainbow Check Valve 1.5-2" Corrosion Resistant

Pentair Pool
Original price $89.99 - Original price $89.99
Original price
$89.99
$89.99 - $89.99
Current price $89.99
In stock

Pentair R172288 Corrosion Resistant Check Valve For Model HC-3315, HC-3330, HC-3340 High Capacity Automatic Chemical Feeder, Model 320 & 322 In...

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Original price $89.99 - Original price $89.99
Original price
$89.99
$89.99 - $89.99
Current price $89.99

Pentair 275333 O-ring Oring

Pentair Pool
Original price $34.99 - Original price $34.99
Original price
$34.99
$34.99 - $34.99
Current price $34.99
In stock

Pentair 275333Z 3/16" x 6 1/2" Body O-Ring for Tagelus Sand Filter Model TA100/TA100D and HiFlow Top Mount Valve Model 261124 and 261185. The Penta...

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Original price $34.99 - Original price $34.99
Original price
$34.99
$34.99 - $34.99
Current price $34.99

Pentair 263081 FullFloXF™ 2" Backwash Valve for D.E. Filter (inlet port on bottom)

Pentair Pool
Original price $289.99 - Original price $289.99
Original price
$289.99
$289.99 - $289.99
Current price $289.99
In stock

Pentair FullFloXF 263081 Backwash Valve for D.E. Filter FULLFLOXF BW VALVE BTM IN W/ UNIONS 2.5" SKT X 3" SPG FNS PLUS DE FILTERS TITLE 24 COMPLIA...

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Original price $289.99 - Original price $289.99
Original price
$289.99
$289.99 - $289.99
Current price $289.99

Pentair 2.5" 2-Way CPVC FullFlo Diverter Check Valve 263059

Pentair Pool
Original price $114.99 - Original price $114.99
Original price
$114.99
$114.99 - $114.99
Current price $114.99
In stock

2-WAY, 3-WAY AND CHECK. Our larger FullFloXF 2-way, 3-way, and check valves provide higher flow rates and produce much lower water pressure drop. T...

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Original price $114.99 - Original price $114.99
Original price
$114.99
$114.99 - $114.99
Current price $114.99

Pentair 271096 2" Valve Adapter Kit

Pentair Pool
Original price $67.99 - Original price $67.99
Original price
$67.99
$67.99 - $67.99
Current price $67.99
In stock

Pentair 271096 Valve Adaptor Kit For Triton II TR100C and TR140C Sand Filter, Clean & Clear Plus Cartridge and FNS Plus D.E. Filter; 2 Inch Br...

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Original price $67.99 - Original price $67.99
Original price
$67.99
$67.99 - $67.99
Current price $67.99

Pentair 1.5" x 2" Black Valve Adapter Kit for Clean and Clear® Plus 270004

Pentair Pool
Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99
In stock

Pentair 270004 Black Bulkhead Union Set For Clean & Clear Plus Cartridge Filter; 1-1/2 Inch x 2 Inch Brand Pentair Weight 0.9 pound Shipping D...

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Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99

Pentair 1.5" Union Kit, 150119 150119Z

Pentair Pool
Original price $89.99 - Original price $89.99
Original price
$89.99
$89.99 - $89.99
Current price $89.99
In stock

The Pentair 150119Z is a Union Replacement Kit. This union kit allows you to quickly connect and disconnect your plumbing from the filter valve wit...

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Original price $89.99 - Original price $89.99
Original price
$89.99
$89.99 - $89.99
Current price $89.99

Hayward CLX220EA CL200/CL220 Chlorine Feeders Check Valve with Inlet Fitting Adapter Assembly

Hayward
Original price $24.99 - Original price $24.99
Original price
$24.99
$24.99 - $24.99
Current price $24.99
In stock

Hayward CLX220EA CL200/CL220 Chlorine Feeders Check Valve with Inlet Fitting Adapter Assembly Brand Hayward Shipping Dimensions 2.24 x 2.24 x 1.68...

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Original price $24.99 - Original price $24.99
Original price
$24.99
$24.99 - $24.99
Current price $24.99

Pentair Cristal-Flo™ 261186 Top Mount MPV Multiport Valve 1.5"

Pentair Pool
Original price $269.99 - Original price $269.99
Original price
$269.99
$269.99 - $269.99
Current price $269.99
In stock

Pentair 261186 Top Mount MultiPort Valve – 1-1/2 Inch Features: Includes WC36-22 clamp knob Includes U9-369 tank flange o-ring Includes WC119-87 V...

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Original price $269.99 - Original price $269.99
Original price
$269.99
$269.99 - $269.99
Current price $269.99

Jandy A0553645 2'' Side Mount Multiport Valve Kit for DEL 48/60 Filters

Jandy
Original price $339.99 - Original price $339.99
Original price
$339.99
$339.99 - $339.99
Current price $339.99
In stock

MULTIPORT VALVE DEL FILTER ONLY NOT FOR USE WITH DEV 2" SIDE MOUNT JANDY

Original price $339.99 - Original price $339.99
Original price
$339.99
$339.99 - $339.99
Current price $339.99

Pentair 262507 FullFloXF™ Pre-Plumbed Backwash Valve for System 3 Mod D.E. (inlet on top)

Pentair Pool
Original price $289.99 - Original price $289.99
Original price
$289.99
$289.99 - $289.99
Current price $289.99
In stock

Pentair FullFloXF™ 262507 PVC High-Performance Pre-Plumbed Backwash Valve for System 3 Mod D.E. FULLFLOXF BW VALVE TOP INLET W/ UNIONS 2.5" SKT X ...

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Original price $289.99 - Original price $289.99
Original price
$289.99
$289.99 - $289.99
Current price $289.99

Genesis 2" FPT D.E. MultiPort Valve with Unions, GPWVD001, 3-Year Warranty

Genesis Pools
Original price $149.99 - Original price $149.99
Original price
$149.99
$149.99 - $149.99
Current price $149.99
In stock

Genesis 2" FPT D.E. MultiPort Valve with Unions, GPWVD001 2" FPT w/ PLM long top mount multi-port valve Praher® style Specifications: Brand: Gen...

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Original price $149.99 - Original price $149.99
Original price
$149.99
$149.99 - $149.99
Current price $149.99

Pentair 1.5" HiFlow Valve Top Assembly, 270068

Pentair Pool
Original price $209.99 - Original price $209.99
Original price
$209.99
$209.99 - $209.99
Current price $209.99
In stock

Pentair 270068 Valve Top Assembly For HiFlow 1.5 Inch Top and Side Mount MultiPort Valve Model 261177 and 261173; 1.5 Inch 1.5" VALVE KEY ASSY

Original price $209.99 - Original price $209.99
Original price
$209.99
$209.99 - $209.99
Current price $209.99

Pentair R172086Z 1/2" Control Valve

Pentair Pool
Original price $54.99 - Original price $54.99
Original price
$54.99
$54.99 - $54.99
Current price $54.99
In stock

The Pentair R172086Z is a 1/2" Control Valve. This valve is essential for monitoring the flow of fluid in your system. It is a genuine Pentair prod...

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Original price $54.99 - Original price $54.99
Original price
$54.99
$54.99 - $54.99
Current price $54.99

Pentair 273241Z Piston Rod Assembly

Pentair Pool
Original price $104.99 - Original price $104.99
Original price
$104.99
$104.99 - $104.99
Current price $104.99
In stock

Piston Rod Assembly with O-Rings and Lube for the following Pentair Valves: 2" PVC Slide Valve 261165 Pentair 273241Z

Original price $104.99 - Original price $104.99
Original price
$104.99
$104.99 - $104.99
Current price $104.99

Pentair 271151 Replacement O-Ring 2" Valve Top

Pentair Pool
Original price $29.99 - Original price $29.99
Original price
$29.99
$29.99 - $29.99
Current price $29.99
In stock

Replacement O-Ring 2" Valve Top 271151 O479 PENTAIR / PACFAB 271151 STARITE / SWIMQUIP 14971SM20E7 WATERWAY 8050261 APCO2465 261-7470 271151 PE...

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Original price $29.99 - Original price $29.99
Original price
$29.99
$29.99 - $29.99
Current price $29.99

Pentair 271094 1.5" Threaded Adapter Kit Set of 2

Pentair Pool
Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99
In stock

Pentair 271094 Threaded Adapter Kit For Triton II Sand Filter Model TR100C and TR140C; 1-1/2 Inch Brand: Pentair Weight: 0.9 pounds Shipping Dimen...

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Original price $79.99 - Original price $79.99
Original price
$79.99
$79.99 - $79.99
Current price $79.99

Pentair 2" IPS x 2" MPT Union Kit, 10-Pack, 11201-0154-10

Pentair Pool
Original price $299.99 - Original price $299.99
Original price
$299.99
$299.99 - $299.99
Current price $299.99
In stock

Pentair 11201-0154-10 2'' IPS x 2'' MPT Union Kit 10 Pack The 2" IPS x 2" MPT Union Kit is a set of 10 durable union fittings designed to connect p...

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Original price $299.99 - Original price $299.99
Original price
$299.99
$299.99 - $299.99
Current price $299.99

Hayward SPX0710X32 1.5" Side Mount Valve for S200 Sand Filter

Hayward
Original price $309.99 - Original price $309.99
Original price
$309.99
$309.99 - $309.99
Current price $309.99
In stock

HAYWARD 1-1/2" MULTIPORT VALVE KIT FOR S-200 FILTER

Original price $309.99 - Original price $309.99
Original price
$309.99
$309.99 - $309.99
Current price $309.99

Hayward 2" Slide Valve SP0410X502S

Hayward
Original price $149.99 - Original price $149.99
Original price
$149.99
$149.99 - $149.99
Current price $149.99
In stock

Hayward SP0410X502S 2" SKT Slide Valve for DE Filter. Hayward offers a full line of multiport and slide backwash valves to support our complete li...

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Original price $149.99 - Original price $149.99
Original price
$149.99
$149.99 - $149.99
Current price $149.99

Pentair 262508 FullFloXF™ Pre-Plumbed Backwash Valve

Pentair Pool
Original price $249.99 - Original price $249.99
Original price
$249.99
$249.99 - $249.99
Current price $249.99
In stock

Pentair 262508 Pentair FullFloXF™ Pre-Plumbed Backwash Valve for System 3 Mod D.E. & Sand Filters FULLFLOXF BW VALVE BOTTOM INLET W/ UNIONS 2 ...

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Original price $249.99 - Original price $249.99
Original price
$249.99
$249.99 - $249.99
Current price $249.99

Waterway Multiport Valve 2" Slip with Unions D.E. DE WVD002

Waterway
Original price $169.99 - Original price $169.99
Original price
$169.99
$169.99 - $169.99
Current price $169.99
In stock

Brand: Waterway 2" SKT MULTIPORT BACKWASH VALVE FOR DE Alternate Part #'s WVD002, 26-270-1524, WWVD002

Original price $169.99 - Original price $169.99
Original price
$169.99
$169.99 - $169.99
Current price $169.99

Pentair 273208 Label Sticker for 261055 261185

Pentair Pool
Original price $29.99 - Original price $29.99
Original price
$29.99
$29.99 - $29.99
Current price $29.99
In stock

Pentair 273208 Label for 2" Top and Side Mount MultiPort Valve Models 261055 and 261185 Brand: Pentair Weight: 0.05 pounds Shipping Dimensions: 2 ...

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Original price $29.99 - Original price $29.99
Original price
$29.99
$29.99 - $29.99
Current price $29.99

Backwash valves are components used in pool filtration systems to redirect water flow during the backwashing process. Backwashing is a method of cleaning the filter media (such as sand, diatomaceous earth, or cartridges) by reversing the water flow, flushing out debris, dirt, and impurities trapped in the filter.

Key Functions of Backwash Valves:

  1. Flow Control: They manage the direction of water flow, allowing you to switch between filtration and backwashing modes.
  2. Efficiency: Simplify the cleaning process without requiring manual disassembly of the filter.
  3. Durability: Typically designed to withstand high pressure and frequent usage.

These valves are commonly found in sand and DE filters, and come in two main types:

  • Push-Pull Valves (Piston Valves): Simple and easy to operate with an up-and-down motion.
  • Multiport Valves: Offer multiple settings (e.g., filter, backwash, rinse, waste, and closed) for greater versatility.

Backwash valves are crucial for maintaining optimal filtration performance and water quality in your pool.

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