Includes 50 Test Strips. The procedure is exactly as expected - dip horizontally into Swimming Pool, Swim Spa or Hot Tub water, take out of water and wait for 10 seconds. Compare the colour on the Test Strip to the colour chart printed on the pot.
Includes 50 Test Strips. The procedure is exactly as expected - dip horizontally into Swimming Pool, Swim Spa or Hot Tub water, take out of water and wait for 10 seconds. Compare the colour on the Test Strip to the colour chart printed on the pot.