Slippery When Wet Caution Sign - 12 x 18 Inches on Styrene Plastic gallons-per-minute_225-249 Calcium hardness is a necessary

Calcium hardness is a necessary component in pool water because it helps prevent leaching out of certain substances in pool equipment

It is compatible with most pool maintenance products and will not damage your pool equipment

Lettering height on sign meets specific standards and guidelines

Biguanide is a chlorine-free sanitizer such as BAQUACIL Chlorine-Free Swimming Pool Sanitizer and Algistat

This Warning Dive At Your Own Risk Instruction Sign measures 12 x 18 inches

Slippery When Wet Caution Sign - 12 x 18 Inches on Styrene Plastic gallons-per-minute_225-249 Calcium hardness is a necessaryThis Caution Slippery When Wet With Graphic Sign measures 12 x 18 inches, is printed on . 040 mil Styrene Plastic, and is designed for safety reasons to be posted at an area that is slippery when wet. Our Caution signs indicate a potentially hazardous situation which, if not avoided, could result in moderate or minor injury. This sign is lightweight, durable and weatherproof for indoor or outdoor use. This swimming pool and facility pool sign is