GB4,
GB4-EC,
GB4-FR,
GB4QREC
K=5.6

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*Note: These four sprinklers (to your right) are very similar in appearance. Please check the deflector (shown below) for a specific model number.

Click here for enlarged version

GB4*
K=5.6

GB4-FR*
K=5.6

GB4-EC*
K=5.6

GB4QREC*
K=5.6

ELOC
K=11.2