*Note: To determine the manufacturer, you must visually inspect your sprinkler noting the "frame" and "deflector". Click here for a visual help guide.

The presence of either a “CENTRAL” or “CSC” marking will at first verify the sprinkler as having been manufactured by Central Sprinkler Company.

The presence of a “G in a Triangle” marking will at first verify the sprinkler as having been manufactured by Gem Sprinkler Company.

The presence of either a “STAR” or “Star shaped logo” marking will at first verify the sprinkler as having been manufactured by Star Sprinkler Company.