Holman Metal Butterfly Sprinkler Head Product:HOLMAN METAL BUTTERFLY SPRINKLER HEAD These protective functions are dry

These protective functions are dry running protection and cycling alarm

Sensor bypass for all programs or for individual stations

Triple O-rings support the centre of the membrane when airflow is absent

Please choose your size and preference of material for nuts and bolts

Holman Metal Butterfly Sprinkler Head Product:HOLMAN METAL BUTTERFLY SPRINKLER HEAD These protective functions are dryThe Heavy Duty Butterfly Sprinkler from Holman is a tough & robust butterfly sprinkler that is built for harsh environments and along with great reliability, this sprinkler offers trouble free operation. To install, simply screw the sprinkler into a sprinkler base, riser tube or hose end spike to attach. The O ring seal makes installation quick & simple, eliminating the need for messing around with any teflon seal tape. The maximum spray radius is