Star Sprinkler Model B 165°F manufactured in 1946
Star Sprinkler Model B 165°F manufactured in 1946
Star Sprinkler Model B 165°F manufactured in 1946. This is an upright 1/2 inch, K=5.6
Sprinkler heads manufactured prior to 1953 have a smaller sprinkler deflector and are called “old-style” or “conventional” sprinklers. These heads were smaller, and approximately 40% of the water was directed upward.
Posted by Walt Beattie 
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