Rx Clear Calcium Hardness Increaser for Swimming Pools 8 lbs

Pool Mate Calcium Increaser for Swimming Pools

Increases Water Hardness. Low calcium hardness level can cause corrosive water. Prevents the staining or etching of your pool's surface. ... more

Maintain Pool Pro Balancer Calcium Hardness Increaser - 7lbs

Easily maintain the calcium hardness levels in your pool or spa with the Maintain Pool Pro Balancer Calcium Hardness Increaser. This 7 lb bottle is designed to safely raise low calcium levels without ... ... more

CLOROX 50124CLX Pool & Spa Filter Aid, For D.E. and Sand Filters, Box, 24 lbs,

Filter Aid, Product Label D.E. Media and Filter Aid, Container Type Box, Container Size 24 lb, Cleaner Form Granular, pH Value Alkaline, pH Level 8 to 11, Standards California Proposition 65 Compliant, Biodegradable No, Calcium Free Yes, Color White,... ... more

Unicel Replacement Swimming Pool Cartridges Filters, Crystal | 9.1 H x 8.94 W x 28.19 D in | Wayfair 4 x C8417

Shake off the summer heat in a cool, crystal clear, clean pool. Make a splash in the most pristine swimming pool in the neighborhood with the Replacement Cartridge Filter System from Unicel. When it comes to pool maintenance, do it right with this... ... more

UNICEL C-8417 Hayward Replacement Pool Filter Cartridge CX1750 PXC-150 (6 Pack), Crystal | 9.1 H x 8.94 W x 28.19 D in | Wayfair 6 x C8417

Shake off the summer heat in a cool, crystal clear, clean pool. Make a splash in the most pristine swimming pool in the neighborhood with the Replacement Cartridge Filter System. When it comes to pool maintenance, do it right with this high-quality... ... more

Taylor Technologies Swimming Pool Chlorine Test Kit Chemicals in Blue | 12 H x 18 W x 27 D in | Wayfair 2 x K2006C

Make sure your pool water is safe and clean for swimmers this season with this 2 pack of Taylor K 2006C Complete FAS DPD pool test kit. This kit includes tests for chlorine, pH, acid and base, alkalinity, calcium hardness, and cyanuric acid. This... ... more

O-ACE-sis Granule Calcium Hardness Increaser 25 lb

Calcium Hardness Increaser Calcium Chloride. Low water hardness could stain or etch the pool surface and corrode equipment. 6 pounds of Calcium Hardness Increaser per 10 000 gallons of water will raise calcium hardness level by 50 ppm. ... more

Pool Mate Calcium Increaser 25 lb.

Pool Mate calcium plus raises calcium hardness levels when measures drop below the recommended range of 200-400 ppm. If calcium hardness levels are too low the 'soft water' will corrode pool equipment, etch pool plaster and may cause metallic stains. ... more

Robelle Calcium Hardness for Swimming Pools

Increases Water Hardness. Low calcium hardness level can cause corrosive water. Prevents the staining or etching of your pool's surface. ... more

Robelle Calcium Hardness for Swimming Pools

Increases Water Hardness. Low calcium hardness level can cause corrosive water. Prevents the staining or etching of your pool's surface. ... more

2 Lb - pH Plus Increaser for Swimming Pools

Summer is almost here and it's time to get your pool ready for family and friends. ... more

2 Lb - Stabilizing Conditioner for Chlorine Swimming Pools

Introducing our highly effective 2 LB Stabilizing conditioner pouch. The perfect solution for keeping your swimming pool crystal clear and free from harmful chlorine chemicals. It is important to maintain a pH of 7.4-7.6 and 30-50 ppm of conditioner. ... more

Calcium Increaser Bagged

Robelle calcium plus raises calcium hardness levels when levels drop below the recommended range of 200-400 ppm. If calcium hardness levels are too low the 'soft water' will corrode pool equipment, etch pool plaster and may cause metallic stains. ... more

Calcium Increaser Bagged

Robelle calcium plus raises calcium hardness levels when levels drop below the recommended range of 200-400 ppm. If calcium hardness levels are too low the 'soft water' will corrode pool equipment, etch pool plaster and may cause metallic stains. ... more

Morton Pool Care SaltCONTROL Proactive Salt Water Swimming Pool Oxidizer, 2 Lbs

Keep your saltwater pool maintained and crystal clear this season by using the Morton Pool Care SaltCONTROL Proactive Salt Water Swimming Pool Oxidizer. ... more

Unicel C7656 CX500RE Star Clear Replacement Swimming Pool Filter (6 Pack) - 1

We are an authorized Unicel dealer! 50 Sq Ft Length: 19 5/8" Outside Diameter: 7" Top Hole: 3" Open Bottom Hole: 3" Open Pleat Count: 108 Works for Hayward Star Clear C500, CX500 RE Replaces part number: Filbur: FC 1240 Pleatco: PA50 Unicel: C 7656 ! ... more

2 New Unicel C-7656 Hayward CX500RE Star Clear Replacement Swimming Pool Filters - 8.38

We are an authorized Unicel dealer! 50 Sq Ft Length: 19 5/8" Outside Diameter: 7" Top Hole: 3" Open Bottom Hole: 3" Open Pleat Count: 108 Works for Hayward Star Clear C500, CX500 RE Replaces part number: Filbur: FC 1240 Pleatco: PA50 Unicel: C 7656 ! ... more

Intex Krystal Clear Saltwater System for 7000 Gallon Above Ground Swimming Pool - 19.8

Keep your above ground pool water clean, soft, and refreshing with the Intex Krystal Clear Saltwater System. The saltwater system's unique 2 stage technology uses an E.C.O. ... more

1 Lb - Haviland Durachlor Swimming Pool Multi Shock Extra

Is your pool looking a little cloudy? Could it use a pick me up? Then get your pool this multi shock extra today to get you water back to the crystal clear it should be. ... more

Taylor 2000 Service Complete Swimming Pool FAS-DPD Chlorine Test Kit (3 Pack) - 2.31

Make sure your pool water is safe and clean for swimmers this season with this 3 pack of Taylor K 2006C Complete FAS DPD Pool Test Kit. This kit includes tests for chlorine, pH, acid and base, alkalinity, calcium hardness and cyanuric acid. ... more

Taylor K-2006C Service Complete Swimming Pool Spa FAS-DPD Chlorine Test Kit

Make sure your pool water is safe and clean for swimmers this season with this Taylor K-2006C Complete Swimming Pool Spa FAS-DPD Test Kit. This kit includes tests for chlorine, pH acid and base, total alkalinity, calcium hardness, and cyanuric acid. ... more

8" Swimming Pool or Spa Vacuum Hose Connector

This hose coupling provides a simple method for connecting two hoses. Backwashing your pool filter is essential for keeping your water clear and so this hose coupling is essential, especially during pool opening. ... more

Intex Swimming Pool Easy Set Type B Replacement Filter Pump Cartridge (8 Pack) - .4

Spend more time enjoying your pool with peace of mind knowing you have 8 quality Intex Easy Set Type B Replacement Filter Cartridges to keep your water clean and clear all summer long. ... more

Black Outdoor Solar Dome Swimming Pool Water Heater - 22.4" x 22.4" x 8.7" (L x W x H)

Specifications Color : Black Material : PP, PC and PE hose Product size : 22.4" x 22.4" x 8.7" (L x W x H) Product weight : 11.2 lbs Length of long hose : 38.6" Length of short hose : 14.5" Key Features Heat your pool in the environmentally friendly way,… ... more

Taylor Complete Swimming Pool/Spa Test Kit + Sodium Chloride Salt Water Test - 2.3

Make sure your pool water is safe and clean for swimmers this season with this Taylor Pool Test Kit and included sodium chloride test. This kit includes tests for chlorine, pH, acid and base, alkalinity, calcium hardness and cyanuric acid. ... more

Taylor 2000 Service Complete Swimming Pool FAS-DPD Chlorine Test Kit (2 Pack)

Make sure your pool water is safe and clean for swimmers this season with this 2 pack of Taylor K 2006C Complete FAS DPD Pool Test Kit. This kit includes tests for chlorine, pH, acid and base, alkalinity, calcium hardness and cyanuric acid. ... more

2) TAYLOR K-2006 Complete Swimming Pool/Test Test Kit FAS-DPD Maintenance - 4.6250

1 Buy = 2 Test Kits **Chemistry booklet is not included!** NEW TAYLOR Complete (FAS-DPD Chlorine) Test Kit Includes tests for: chlorine pH acid and base alkalinity calcium hardness cyanuric acid. Heavy Duty Case Includes .75oz reagents. ... more

22 Ft Pool Cover Reel Set Aluminum In-ground Swimming Solar Cover Reel - 23" x 24.5" (W x H)

Specifications Color: Black + Silver Material: Aluminum + Stainless Steel Product Dimension: 23" x 24.5" (W x H) Adjustable Tube Length of Aluminum Tubes: 5.5-25.5 ft Weight Capacity: 132 lbs Recommended Thickness of Pool Cover: 8 mil Net Weight: 23 lbs… ... more

Intex Deluxe Pool Maintenance Kit w/ Intex Pool Replacement Filter (2 Pack) - 8.15

Including several great tools, the Intex Deluxe Maintenance Kit keeps your pool water looking crystal clear. Maintenance is a part of every swimming pool and getting the right tools for the job cuts down on time spent cleaning. ... more

Intex Pool Maintenance Kit & 1.5" Diameter Pump Replacement Hose 59" (2 Pack) - 8.15

Including several great tools, the Intex Deluxe Maintenance Kit keeps your pool water looking crystal clear. Maintenance is a part of every swimming pool and getting the right tools for the job cuts down on time spent cleaning. ... more

Intex Krystal Clear 1000 GPH Filter Pump & 15000 Gal Saltwater Chlorinator - 8.3

Spend more time enjoying your pool and less time maintaining it with this Intex 1000 GPH Easy Set Pool Filter Pump. Efficient filtration is essential for a quality swimming experience. ... more

Unicel Clean Clear Predator Cartridges Filter, Polyester | 8.5 H x 10 W x 10 D in | Wayfair 4 x C9405

The Unicel Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. Unicel filters are made in the USA for the highest possible quality,... ... more

Unicel C-9405 Clean & Clear Predator 50 Sq Ft Cartridge Filters, Polyester | 8.6 H x 10 W x 10 D in | Wayfair 6 x C9405

This package includes 6 filter cartridges. The Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. filters are made in the USA for... ... more

Unicel Pentair Clean & Clear Predator Filters, Polyester | 10.5 H x 11 W x 8.56 D in | Wayfair C9405

The Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. filters are made in the USA for the highest possible quality, allowing you... ... more

Unicel Pentair Clean Clear Predator Filter Cartridges, Polyester | 8.5 H x 10 W x 10 D in | Wayfair 2 x C9405

The Swimming Pool Filter is made from heavy duty polyester and is designed to last far longer than cheaper alternatives, while having more pleats to improve filtering capacity. filters are made in the USA for the highest possible quality, allowing you... ... more