Universal Ladder Tread - 18 Inch Rail Width pipe-size_2" It has a door-activated alarm

It has a door-activated alarm which alerts everyone in the area that the AED has been deployed for rescue

It operates on one 9 volt battery

The Spa Vac is so simple to use

It is also available in different sizes and can be customized for your pool

Universal Ladder Tread - 18 Inch Rail Width pipe-size_2" It has a door-activated alarmThis is a universal 18 inch wide commercial ladder tread for all types of swimming pool ladders. It is constructed of one inch thick solid marine grade plastic for strength and durability. These pool ladder steps include a non skid surface for improved swimmer safety. They are designed to work with standard 1. 90 inch diameter pool rails. The 18 inch measurement is the distance between the pool ladder rails. Be sure to measure the distance between the