Lifeguard Training Diving Brick - 10 Lbs. state_Arkansas It is used for TDS/Conductivity

It is used for TDS/Conductivity in Taylor Kits

For concrete pools

This opening allows introduction of air or water pressure into the system you are testing

processing and storage

The Pentair Model CHK-50 C-Series Commercial Pump With Bronze Strainer Pot is 5 HP

Lifeguard Training Diving Brick - 10 Lbs. state_Arkansas It is used for TDS/ConductivityThis is our diving brick weighing 10 pounds. It is an inexpensive rescue training tool for Lifeguards and Emergency Rescuers. The brick is soft and easy to grab. It can also be used for swim strength training. The brick should be dropped carefully into the pool and not thrown. The brick will not harm the pool bottom or sides. It is a synthetic rubber composition. This brick is practically indestructible.