These washer replacements are designed to fit inside a dielectric union, separating the metals on the inside to prevent the water from carrying an electric current and corroding the metal. They are made of silicone rubber and are available in multiple sizes.
- Silicone rubber body
- Dimensions: 1.50" L x 1.45" W x 0.15" Hgt.
- Designed to fit 1" dielectric unions