Do Not Use Spa Max Temperature Warning Sign in Spanish - 18 x 12 Inches on Heavy-Duty Aluminum filter-width_8 5/8 inches For initial pH adjustment use

For initial pH adjustment use 3/4 pound pH Down or 10 ounces of muriatic acid for each pound of this product

Dimensions 8 x 4 x 4 inches

This Emergency Pool Alarm aluminum sign measures 10 x 12 inches

the built-in contact closure switch sends a signal to external devices

Do Not Use Spa Max Temperature Warning Sign in Spanish - 18 x 12 Inches on Heavy-Duty Aluminum filter-width_8 5/8 inches For initial pH adjustment useThis Warning Do Not Use Spa (if above Max Temperature) Sign, in Spanish, measures 18 x 12 inches, is printed on heavy duty aluminum material, and is designed to prevent patrons from using the spa if the temperature is above 104 degrees F. The lettering height on this sign meets specific state code. Posting of this sign is required in Texas and Mississippi. Our Warning signs indicate a potentially hazardous situation which, if not avoided, could result