Time to start shopping!
Aquarium Test Kits & Water Quality Testers
-
Tetra® 6 N 1 Aquarium Water Test Strips
Discounted Price $12.99 Old Price $29.99$12.345% off Auto Ship(15)Save 35% On Your First Autoship Order!
Free Same-Day Delivery!
-
API® Freshwater Aquarium Master Test Kit
Old Price $49.99$47.495% off Auto Ship(93)Buy 1, get the 2nd 50% off All API Watercare
Save 35% On Your First Autoship Order!
-
3 Sizes
API® 5 in 1 Aquarium Test Strips
Old Price $9.99 - 22.59$9.49 - 21.465% off Auto Ship(40)Buy 1, get the 2nd 50% off All API Watercare
Save 35% On Your First Autoship Order!
-
Top Fin® 5-in-1 Water Test Strips
Old Price $18.99$18.045% off Auto Ship(6)Save 35% On Your First Autoship Order!
Free Same-Day Delivery!
-
Seachem® Alert Combo™ Aquarium pH & Ammonia Detector
Old Price $17.99$17.095% off Auto Ship(20)Free Same-Day Delivery!
Save 5% On Your First Autoship Order
-
API® Aquarium Ammonia Test Kit
Old Price $19.99$18.995% off Auto Ship(9)Buy 1, get the 2nd 50% off All API Watercare
Save 35% On Your First Autoship Order!
-
Top Fin® Freshwater Aquarium Master Test Kit
Old Price $36.99(0)Free Same-Day Delivery!
Sign In & Enjoy Free Shipping Over $49
-
New
API® High Range pH Test Kit
Old Price $9.99(0)Buy 1, get the 2nd 50% off All API Watercare
Free Same-Day Delivery!
-
API® Perfect Start
Old Price $18.99$18.045% off Auto Ship(1)Buy 1, get the 2nd 50% off All API Watercare
Save 35% On Your First Autoship Order!
-
Fluval® Aquarium CO2 Indicator Set
Discounted Price $10.99 Old Price $14.99(2)Free Same-Day Delivery!
Sign In & Enjoy Free Shipping Over $49
-
API® GH & KH Freshwater Aquarium Test Kit
Old Price $10.99$10.445% off Auto Ship(1)Buy 1, get the 2nd 50% off All API Watercare
Save 35% On Your First Autoship Order!
-
API® Pond Master Test Kit
Old Price $49.99$47.495% off Auto Ship(2)Buy 1, get the 2nd 50% off All API Watercare
Save 35% On Your First Autoship Order!
-
Tetra® Quick Dip Aquarium Water Test Kit
Discounted Price $6.99 Old Price $17.49$6.645% off Auto Ship(41)Save 35% On Your First Autoship Order!
Sign In & Enjoy Free Shipping Over $49
-
New
API® Reef Aquarium Water Test Kit
Old Price $49.99(0)Buy 1, get the 2nd 50% off All API Watercare
Free Same-Day Delivery!
-
New
API® Calcium Saltwater Aquarium Water Test Kit
Old Price $16.99(0)Buy 1, get the 2nd 50% off All API Watercare
Free Same-Day Delivery!
-
API® Freshwater Aquarium Mini pH Test Kit
Discounted Price $7.29 Old Price $7.59$6.935% off Auto Ship(4)Buy 1, get the 2nd 50% off All API Watercare
Save 35% On Your First Autoship Order!
-
API® Phosphate Test Kit
Old Price $13.99$13.295% off Auto Ship(0)Buy 1, get the 2nd 50% off All API Watercare
Save 35% On Your First Autoship Order!
-
API® POND 5 IN 1 Pond Water Test Strips
Old Price $17.99$17.095% off Auto Ship(2)Buy 1, get the 2nd 50% off All API Watercare
Save 35% On Your First Autoship Order!