pH Electronic Pen Tester for Swimming Pool Water Polaris Rubber Expansion Plug 40mm:

Rubber Expansion Plug 40mm:

Enjoy the benefits of crystal clear water

it is perfectly suited for both new installations and system upgrades

Great idea

Emaux CF100

pH Electronic Pen Tester for Swimming Pool Water Polaris Rubber Expansion Plug 40mm:The Apera Swimming Pool pH Pen Tester Kit ensures simple and accurate pool pH testing. Apera pH Electronic Pen Tester details: Great product for the pool service person or pool owner to accurately test the pH. Simply put the probes at the end of the meter in the pool water for an instant pH reading. Range 0 14. 0 pH IP67 waterproof tester floats on water for easy retrieval Hold function freezes reading temporarily for ease of recording Sensor