Plastic Sloping Ladder Tread Step With Hardware - 19.75 Inch Width ad-label_Replacement Parts The Spa Vac is so

The Spa Vac is so simple to use

A bright LCD display shows ORP and/or pH readings

This kit is used to test the acidity in your hydrochloric or muriatic acid solutions

This Stenner chemical pump #45MFL1A3SUAA provides reliable chemical feeding for your swimming pool

Plastic Sloping Ladder Tread Step With Hardware - 19.75 Inch Width ad-label_Replacement Parts The Spa Vac is soThis is a Spectrum sloping ladder tread used on their lifeguard chairs and the center measurement is 19 3 4 inches. Made of molded ABS plastic, each tread includes hardware for installation. Our ladder tread width measurements are from center to center. Please measure the center to center dimensions of your rails before ordering.