Watts 188A 1 - Part of the 188A Series ZC100F-6NH The low temperature range is

The low temperature range is 100 to 130 degrees F (38 to 54 degrees C)

Z450-2NH-7B

continuous surface

Concrete Sidewalk Expansion Joint Material is specifically designed for sidewalks

as well as restricting unauthorized use

Watts 188A 1 - Part of the 188A Series ZC100F-6NH The low temperature range isThis 1 inch anti siphon vacuum breaker backflow preventer helps prevent the backsiphonage of contaminated water from entering into the potable water supply. It is ideal for low flow non continuous pressure installations such as residential irrigation systems or laboratory equipment. This vacuum breaker consists of a brass body with bronze internal trim, chemical resistant seat disc and an atmospheric vent to prevent spilling. The durable silicone disc