First Pools USA

1505 products

Shop high-quality pool supplies, equipment, and chemicals at our online store. Serving McAllen, South Padre Island, Brownsville, and the RGV since 2018. We offer pool construction, repairs, cleaning, replastering services, and financing options. Satisfaction guaranteed!

First Pools USA

All products

All Home page - Best Sellers Chemicals Water Testing Chlorine Shock Algae Control Balancers Water Clarifiers Stain Removal Phosphate Removers Borates Baquacil Equipment Pool Cleaners Robotic Cleaners Pressure Cleaners Suction Cleaners Pool Pumps In-Ground Pumps Aboveground Pumps Pool Filters Pool Heaters Automatic Controls Salt Chlorinators Cells & Accessories Alternative Sanitizers Heat Pumps Pool Parts Pool Equipment Clickable Diagrams DE Filter Grids Filter Cartridges Skimmers, Drains & Jets Pool Skimmer Baskets Complete Skimmers Pool Wall Jets Compliant Drain Covers Replacement Deck Lids Skimmer Accessories Complete Drains Filter Media & Filter Accessories Pool Repair Supplies Replacement Salt Cells PVC Pool Plumbing Accessories Cleaning Tools Pool Nets Swimming Pool Brushes Leaf & Debris Removal Vacuum Equipment Commercial Equipment

Regal Chemicals 5-Way Test Strips FC/pH/TA/TH/CYA 25 count

Regal Chemicals 5-Way Test Strips FC/pH/TA/TH/CYA 25 count

E-Z Clor 5-Way Test Strips FC/pH/TA/TH/CYA 25 count

E-Z Clor 5-Way Test Strips FC/pH/TA/TH/CYA 25 count

Taylor .75 oz Sulfuric Acid .12N Bottle Dropper R-0009

Taylor .75 oz Sulfuric Acid .12N Bottle Dropper R-0009

Pentair 1 oz #3 Acid Demand Total Alkalinity Solution

Pentair 1 oz #3 Acid Demand Total Alkalinity Solution

Pentair 1/2 oz #4 Chlorine Neutralizer Solution

Pentair 1/2 oz #4 Chlorine Neutralizer Solution

Taylor .75 oz DPD Reagent #1 Dropper Bottle R-0001

Taylor .75 oz DPD Reagent #1 Dropper Bottle R-0001

Taylor 2 oz Total Alkalinity Indicator Dropper Bottle

Taylor 2 oz Total Alkalinity Indicator Dropper Bottle

Taylor 2 oz Sulfuric Acid .12N Dropper Bottle

Taylor 2 oz Sulfuric Acid .12N Dropper Bottle

Taylor 2 oz pH Indicator Solution Phenol Red for 2000 Series Dropper Bottle

Taylor 2 oz pH Indicator Solution Phenol Red for 2000 Series

Taylor 2 oz DPD Reagent #2 Dropper Bottle

Taylor 2 oz DPD Reagent #2 Dropper Bottle

LaMotte Insta-TEST® Borate Multilingual 25 Count

LaMotte Insta-TEST® Borate Multilingual 25 Count

Pentair Cyanuric Acid Specialty Test Kit

Pentair Cyanuric Acid Specialty Test Kit

Taylor Residential 3-Way Test Kit for Free Chlorine .5-5 ppm/Bromine 1-10 ppm/pH DPD

Taylor Residential 3-Way Test Kit for Free Chlorine .5-5 ppm

Pentair 2-in-1 Test Kit with 1/2 oz OTO & Preblended pH with Blue Case CI Range 0.3-3.0

Pentair 2-in-1 Test Kit with 1/2 oz OTO & Preblended pH with

AquaChek Silver 7-In-1 Test Strip 100 Count

AquaChek Silver 7-In-1 Test Strip 100 Count

Pentair 1 oz #2 pH Test Solution

Pentair 1 oz #2 pH Test Solution

Pentair 1 oz OTO #1 Test Solution

Pentair 1 oz OTO #1 Test Solution

Pentair All-in-One 4-Way CI, pH, Acid Demand, Total Alkalinity & Lucite Test Kit

Pentair All-in-One 4-Way CI, pH, Acid Demand, Total Alkalini

AquaChek 6-in-1 Spa Test Strips 50 Count

AquaChek 6-in-1 Spa Test Strips 50 Count

AquaChek 4 Way Chlorine Test Strips 50 Count

AquaChek 4 Way Chlorine Test Strips 50 Count

Super-Pro Test Strips FC/PH/TA/TH/CYA 100 Count

Super-Pro Test Strips FC/PH/TA/TH/CYA 100 Count

Taylor .75 oz DPD Reagent #2 Dropper Bottle

Taylor .75 oz DPD Reagent #2 Dropper Bottle

Taylor 2 oz DPD Reagent #1 Dropper Bottle

Taylor 2 oz DPD Reagent #1 Dropper Bottle

AquaChek 4 Way Red Bromine Test Strips 50 Count

AquaChek 4 Way Red Bromine Test Strips 50 Count