Other Pool Chemicals & Testing

other pool chemicals & testing — pre-owned

49listings

Browse 49 other pool chemicals & testing — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

WaterLink Spin Touch Water Tester G931
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UsedBuy It Now

WaterLink Spin Touch Water Tester G931

$600.00$656.66-9%

You save $56.66

Free ShippingUS
thriftza_llcTOP
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99.1%Excellent· 9.2k
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In The Swim Winter Kit Basic Pool Kit Up to 7,500 Gallons MPN 12095
UsedBuy It Now

In The Swim Winter Kit Basic Pool Kit Up to 7,500 Gallons MPN 12095

The In The Swim Winter Kit Basic Pool Kit is designed for pools up to 7,500 gallons, providing essential chemicals and testing supplies to help maintain water quality during all the months. This basic kit includes the necessary chemicals to combat algae and bacteria, ensuring a clean and safe swimming environment. With the brand's reputation for quality products, this is also including a winter kit an is a reliable choice for any pool owner looking to keep their water pristine throughout all season long. These were only used once. And the amount all included is estimated to last possibly at least two years. And even though it is being sold as used;it was all well maintained and cleaned out prior to putting in storage. This is really all you will need for maintenance year round.

$192.75
+$28.75Goodman, US
traspi_39
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97.7%Good· 41
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Digital Pool Spa Water Test Kit Photometer Free Chlorine Alkalinity Analyzer
-10%
UsedBuy It NowBest Offer

Digital Pool Spa Water Test Kit Photometer Free Chlorine Alkalinity Analyzer

Ensure that the water in your pool, spa, or aquarium is perfectly balanced with this Digital Water Quality Analyzer. Digital Water Quality Analyzer – Pool & Spa Test Kit. Batteries are not included with the product.

$58.49$64.99-10%

You save $6.50

See listingHanover Park, US
euno.me
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100.0%Excellent· 28
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WaterLink Spin Touch Water Tester G931 - UNTESTED PARTS ONLY LOT OF 4
For parts or not workingBuy It NowBest Offer

WaterLink Spin Touch Water Tester G931 - UNTESTED PARTS ONLY LOT OF 4

This lot is for all 4 units. I have no idea if any of them work, please buy assuming all of them will need some type of repair. Some may work others might not at all.

$599.95
Free ShippingBradenton, US
hanabu95
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97.5%Good· 10.4k
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Jandy Refurbished  PureLink 1400 Cell Kit 16' up to 40000 gal
-50%
UsedBuy It Now

Jandy Refurbished PureLink 1400 Cell Kit 16' up to 40000 gal

We use the latest technology to assist you with your pool, spa, patio, and backyard needs. This fee can range from 20%-50%. See below for more details It is your responsibility to make sure your order is in good condition upon receipt.

$809.74$1619.47-50%

You save $809.73

Free ShippingUS
backyardpoolsuperstore
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99.5%Excellent· 201.9k
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Chlorine Feeder Model ( 70169)
UsedBuy It Now

Chlorine Feeder Model ( 70169)

Made by Kokido, this feeder is a convenient solution for adding chlorine to your pool, ensuring a safe and enjoyable swimming experience for you and your family. With its easy-to-use features and durable construction, the Chlorine Feeder Model 70169 is a must-have for any pool owner looking to keep their water crystal clear and free of harmful bacteria.

$53.99
Free ShippingNew Bern, US
cityslickercountrypicker
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100.0%Excellent· 167
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Excellent condition Pooltest 9 Premier Used Pool tester
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UsedBuy It Now

Excellent condition Pooltest 9 Premier Used Pool tester

$169.95
See listingPlano, US
lexfromtexTOP
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100.0%Excellent· 6.5k
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Palintest Pooltest 9 Premier Professional  Pool Water Tester - Excellent Cond!
UsedBuy It NowBest Offer

Palintest Pooltest 9 Premier Professional Pool Water Tester - Excellent Cond!

Digital Accuracy: Eliminates human error from color-matching by using precision optics and Palintest tablet reagents for repeatable, objective results. Cloud & Data Connectivity: Easily upload results via USB or QR codes to Palintest Connect or the Aqua Pal app to manage compliance, set limits, and trigger alerts if desired.

$629.49
See listingHaverhill, US
km370823b
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100.0%Excellent· 594
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Kelley Technical Coatings KY * Olympic Pool Coatings + Pool Painting Guide
UsedBuy It Now

Kelley Technical Coatings KY * Olympic Pool Coatings + Pool Painting Guide

2 Brochures and Instruction Sheet.

$7.20
See listingClinton, US
dmilweb
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99.8%Excellent· 7.8k
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Milliard Chlorine Floater Floating Chlorine Dispenser Goldfish
UsedBuy It NowBest Offer

Milliard Chlorine Floater Floating Chlorine Dispenser Goldfish

The Milliard Chlorine Floater Floating Chlorine Dispenser Goldfish is a convenient and efficient way to keep pool water clean and clear. This floating dispenser releases chlorine tablets into the water to help maintain proper chlorine levels and reduce the need for frequent testing and adjustments. The goldfish design adds a fun and whimsical touch to any pool, making it a stylish and practical addition to any pool maintenance routine. Measures 10” long and 12” deep fully extended.

$7.99
See listingWashington, US
laurshah0
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100.0%Excellent· 215
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Pentair Rainbow 320 Chlorinator Spring & Tube
UsedBuy It Now

Pentair Rainbow 320 Chlorinator Spring & Tube

Pentair Rainbow 320 Chlorinator Spring & tube hose. Combo of Rainbow chlorinator hose and hose spring. Note that I have these listed as used as the springs I have for these have light rust as they were used or from sitting, but the tubes are new. Free ground advantage shipping to lower 48 states.

$15.00
Free ShippingRising Fawn, US
racingjjjohn
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100.0%Excellent· 1.1k
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R171070 Rainbow Chlorine/Bromine Feeder Model 300-29X Pentair
UsedBuy It Now

R171070 Rainbow Chlorine/Bromine Feeder Model 300-29X Pentair

THIS IS A USED R171070 Rainbow Chlorine/Bromine Feeder Model 300-29X Pentair.HAS SCRATCHES,SCUFFS,MARKS,DIRTY,SUN DISCOLORATION WEAR AND TEAR.#42034

$49.99
Free ShippingFresno, US
adamd5819
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99.8%Excellent· 56.5k
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Leisure Time Cover Care & Conditioner 16 fl oz Spa Cover Cleaner UV Protectant
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UsedBuy It NowBest Offer

Leisure Time Cover Care & Conditioner 16 fl oz Spa Cover Cleaner UV Protectant

Purpose: Cleans and shines spa covers; repels water, dust and dirt; protects against UV rays. Line: Simple Spa Care; label includes usage directions and first-aid information. Product: Cover Care & Conditioner.

$5.99
Free ShippingBremen, US
dossett-limitedTOP
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100.0%Excellent· 11.0k
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BLUEWORKS Cell Model # BLT15-3W
UsedBuy It Now

BLUEWORKS Cell Model # BLT15-3W

The BLUEWORKS Cell Model # BLT15-3W is a white granular product designed to maintain clean and sanitized water in pools. Made by BLUE WORKS, this pool chemical is one of the items needed to ensure crystal clear water in your pool. This product is essential for keeping your pool or spa water in optimal condition for a comfortable and safe swimming experience.

$359.99
+$9.99San Diego, US
buyvantage
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99.2%Excellent· 13.3k
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Myron L Company Ultrapen PT2
UsedBuy It NowBest Offer

Myron L Company Ultrapen PT2

Myron ultra pen PT2

$75.00
See listingFlint, US
jcspeed454
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94.4%Low· 84
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Vtg. Clor - Tabs  Pool 25lb Empty Metal Bucket Advertising Double Sided
-10%
UsedBuy It NowBest Offer

Vtg. Clor - Tabs Pool 25lb Empty Metal Bucket Advertising Double Sided

Size 10in tall x 11.5in wide.

$44.99$49.99-10%

You save $5.00

Free ShippingMount Holly Springs, US
luvinjunque
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99.3%Excellent· 18.6k
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Spa Frog Floating Mineral System CARTRIDGE HOLDER green holds 2 King Technology
UsedBuy It NowBest Offer

Spa Frog Floating Mineral System CARTRIDGE HOLDER green holds 2 King Technology

$28.00
See listingPensacola, US
summer_nova
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99.9%Excellent· 3.4k
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619818Z LED Light Engine Board  For IntelliBrite 5G Color LED Pool Light
UsedBuy It NowBest Offer

619818Z LED Light Engine Board For IntelliBrite 5G Color LED Pool Light

Purchased but realized our light itself was faulty so we never used this. Replacement For IntelliBrite 5G Color LED After 2009 to Current Compatible With IntelliBrite 5G 2nd generation color LED lights OE Part Number 619818Z,3525-65 Replacement OE 601000,601001,601002,601003,601004, 601010,601011,601012,601013

$44.00
Free ShippingPhoenix, US
aafattore
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100.0%Excellent· 574
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The Scepter Salt Cell Replacement For Hot Spring ACE SYSTEM Read
For parts or not workingBuy It NowBest Offer

The Scepter Salt Cell Replacement For Hot Spring ACE SYSTEM Read

The Scepter Salt Cell Replacement For Hot Spring ACE SYSTEM Read Lot auction purchase so I do not know the items history and no way to test it. It appears like new but selling for parts only

$39.99
+$8.99Lenexa, US
marmeeze
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99.8%Excellent· 2.5k
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Winter Pool Closing Kit 3 In 1 for Above-Ground & In-Ground Pools
UsedBuy It Now

Winter Pool Closing Kit 3 In 1 for Above-Ground & In-Ground Pools

Winter Pool Closing Kit 3 In 1 for Above-Ground & In-Ground Pools. Condition is Used. Shipped with USPS Priority Mail.

$1.25
See listingHyattsville, US
vill-5327
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99.8%Excellent· 895
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Pool Flow Meter Weight Fits Blue-White Brand Used Qty 1 Per Order
UsedBuy It Now

Pool Flow Meter Weight Fits Blue-White Brand Used Qty 1 Per Order

I have 4 nice looking ones and two not as nice ones, aution is for one.

$9.99
Free ShippingRising Fawn, US
racingjjjohn
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100.0%Excellent· 1.1k
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Main Access Power Ionizer Replacement Chamber for Pool Treatment System (Used)
-73%
UsedBuy It Now

Main Access Power Ionizer Replacement Chamber for Pool Treatment System (Used)

Dramatically improves the clarity and quality of your pool water without the need for excess amounts of harmful chemicals. Item has been opened and has signs of use; this could be scuffs or scratches from use, dirt and/or dust from use.

$51.27$189.99-73%

You save $138.72

Free ShippingLincoln, US
spreetail-deals
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98.7%Excellent· 326.4k
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Hayward High AC Voltage Relay Kit Connects To Valve Output (AQL-RELAY-AC-KT)
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UsedBuy It NowBest Offer

Hayward High AC Voltage Relay Kit Connects To Valve Output (AQL-RELAY-AC-KT)

This Hayward High AC Voltage Relay Kit is designed to connect to a valve output and is perfect for use in pools and spas. The kit is made by the trusted brand Hayward and is a great addition to any pool chemical and testing collection. With its easy installation process, this pool part is a must-have for any pool owner. It falls under the category of Other Pool Chemicals & Testing, Pool Chemicals & Testing, and Pools & Spas, making it a versatile product for any pool enthusiast. Get your hands on this Hayward High AC Voltage Relay Kit and experience the convenience of a reliable and high-quality pool part.

$78.88
Free ShippingSanford, US
buys-proTOP
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99.7%Excellent· 34.5k
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Spa Choice Increase Calcium Spa & Hot Tub Balance Chemical - 14 oz. Opened
-45%
UsedBuy It NowBest Offer

Spa Choice Increase Calcium Spa & Hot Tub Balance Chemical - 14 oz. Opened

You Are Buying Spa Choice Increase Calcium Spa & Hot Tub Balance Chemical - 14 oz.

$9.34$16.99-45%

You save $7.65

+$8.00Ludington, US
iluvm_20
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100.0%Excellent· 599
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Automatic Off-Line Chlorine/Bromine Feeder R171016 Pentair Model 300
UsedBuy It Now

Automatic Off-Line Chlorine/Bromine Feeder R171016 Pentair Model 300

This a used Automatic Off-Line Chlorine/Bromine Feeder R171016 Pentair Model 300,has signs of being used normal wear and tear.#51677

$59.99
Free ShippingFresno, US
adamd5819
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99.8%Excellent· 56.5k
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Plastiflex Backwash Hose 1 1/2 In X 25 Ft
UsedBuy It Now

Plastiflex Backwash Hose 1 1/2 In X 25 Ft

Plastiflex Backwash Hose 1 1/2 In X 25 Ft, packaging is rough but it's still sealed never been used

$19.99
Free ShippingKokomo, US
johnston7608
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99.3%Excellent· 1.4k
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Eco-Check eXact  Water Tester (TOOL ONLY)
UsedBuy It Now

Eco-Check eXact Water Tester (TOOL ONLY)

Eco-Check eXact Water Tester (TOOL ONLY) NO BATTERY! VERY GOOD 👍 USED SMOKE FREE COSMETIC CONDITION! FREE SHIPPING WITH TRACKING! PAYMENT DUE IN 2 DAYS!

$99.45
Free ShippingBradenton, US
pcg4
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99.4%Excellent· 15.1k
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Myron L Company Ultrapen
UsedBuy It NowBest Offer

Myron L Company Ultrapen

Myron L Company Ultrapen

$100.00
+$15.00Dallas, US
patriotpawn-n-shop
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100.0%Excellent· 652
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(1) Mazzei 1” Thread X 9” Length / Model #978 (Black) Ozone Injector / Hot Tubs
UsedBuy It Now

(1) Mazzei 1” Thread X 9” Length / Model #978 (Black) Ozone Injector / Hot Tubs

Mazzei 1” X 9” Model #978 Red Ozone Injector For Hot Tubs. Condition is Used. Shipped with USPS Ground Advantage. (1 red /2 Black)

$28.80
+$7.10Denver, US
spamanmark
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100.0%Excellent· 1.2k
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Floating Dispenser – Pool Holder, Blue – Adjustable Flow for 3-Inch
UsedBuy It NowBest Offer

Floating Dispenser – Pool Holder, Blue – Adjustable Flow for 3-Inch

Swan 5/8 In X15ft Light Duty Vinyl Green Utility Hose. You may also be interested in. 16" Rear Wheel tire Assembly Includes Brake Rotor and 428 Sprocket.

$21.00
+$10.12Kannapolis, US
aaplussales
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98.8%Excellent· 1.6k
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HM Digital Waterproof pH Meter, PH-200
UsedBuy It Now

HM Digital Waterproof pH Meter, PH-200

Used once The HM Digital PH-200 is a handheld electronic pH meter designed for measuring the acidity or alkalinity of various solutions. Manufactured in Korea, this waterproof meter is compact and portable, making it ideal for on-the-go testing. With its reliable brand reputation and specific model, users can trust in the accuracy and durability of this digital pH meter for their testing needs.

$40.00
See listingModesto, US
goodtechciti
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100.0%Excellent· 134
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GE DR/890 Colorimeter, For Parts/ Repair
For parts or not workingBuy It NowBest Offer

GE DR/890 Colorimeter, For Parts/ Repair

But, there is no screen activity. Sold AS-IS for Parts/ Repair. Sorry, no other parts or accessories included.

$160.00
See listingHouston, US
r-b-electronic
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99.6%Excellent· 7.1k
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OEM SALINE GENERATING SYSTEMS SGS BREEZE RIBBON CABLE WIRE HARNESS CONNECTOR
UsedBuy It NowBest Offer

OEM SALINE GENERATING SYSTEMS SGS BREEZE RIBBON CABLE WIRE HARNESS CONNECTOR

OEM SALINE GENERATING SYSTEMS SGS BREEZE RIBBON CABLE WIRE HARNESS CONNECTOR. Condition is Used. Shipped with USPS First Class.

$14.99
Free ShippingCharlotte, US
usa-dfd
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100.0%Excellent· 994
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POOLACC WinterUFO All-in-One Swimming Pool Winter Treatment
UsedBuy It Now

POOLACC WinterUFO All-in-One Swimming Pool Winter Treatment

It is compatible with all sanitizers and pool surfaces, treating up to 15,000 gallons of water. This item is especially useful for pool owners in colder climates preparing for winterization, providing peace of mind and reducing the effort required for spring reopening.

$15.00
See listingFlorence, US
dusgeo-99
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92.9%Low· 18
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Fits GLX-CELL-5 T-Cell-5 Salt Chlorination Cell For Hayward Pool 25000 Gal.   S2
UsedBuy It Now

Fits GLX-CELL-5 T-Cell-5 Salt Chlorination Cell For Hayward Pool 25000 Gal. S2

No way to test. Does have 2 nuts and could be used for extra when cleaning or winter

$100.00
See listingKingston, US
markscol_78
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99.6%Excellent· 404
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Pentair Rainbow Emerald Spa Series Chlorinator Lid Assembly With Rubber Fitting
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UsedBuy It NowBest Offer

Pentair Rainbow Emerald Spa Series Chlorinator Lid Assembly With Rubber Fitting

The rubber fitting in the assembly ensures a tight seal to keep your spa water free from contaminants, allowing you to enjoy a relaxing and crystal-clear swimming experience.

$25.00
See listingMonroe, US
jrflipsusaTOP
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99.0%Excellent· 1.0k
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CLX200CA Cover and Cap assembly to CL220 Chlorinator
UsedBuy It NowBest Offer

CLX200CA Cover and Cap assembly to CL220 Chlorinator

CLX200CA Cover and cap assembly to CL220 chlorinator, including new CLX200K o-ring.

$55.00
See listingBangor, US
aquaticdevelopment1
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99.5%Excellent· 296
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Palintest PH water Test Kit
UsedBuy It Now

Palintest PH water Test Kit

$24.74
+$13.99Champaign, US
argonunya88
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99.7%Excellent· 5.5k
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Zodiac Nature 2 Spa Hot Tub Mineral Purifier Replacement Cartridge
UsedBuy It Now

Zodiac Nature 2 Spa Hot Tub Mineral Purifier Replacement Cartridge

Looks to be pre-owned. Ships within 3 business days

$27.99
Free ShippingBuckeye, US
collinh23
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99.6%Excellent· 2.6k
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Inline Automatic Chlorinator Feeder Dispenser In-line Swimming Pool CL200 #I5
For parts or not workingBuy It Now

Inline Automatic Chlorinator Feeder Dispenser In-line Swimming Pool CL200 #I5

No Top Lid Only Base. See pictures for details.

$30.00
Free ShippingWooster, US
asan7480
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99.4%Excellent· 10.6k
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