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Rapidrop British Manufacturer & Supplier of Fire Sprinklers & Fire Suppression Equipment
ZN- QR Flush Pendent Sprinkler (SS2521) QR, 5.6K, White - Head Only - Senju Sprinkler
TUNA UL & CUL Listed 1/2"NPT Fire Sprinkler Head 155°F (68°C) Concealed Pendent Spray K80 Standard Response for Automatic Fire sprinkler System Concealed Head with White Cover Plate - - Amazon.com
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Viking, Fire Sprinkler Head, 1/2", Pendent, Glass Bulb, Chrome, 12987 - Century Fire Protection