SPECIFICATIONS
| SPRINKLER IDENTIFICATION NUMBER | Standard SD1133 (bulb 5mm), Quick Response SD1121 (bulb 3mm) |
| STYLE | Horizontal Sidewall |
| FINISH | Natural/Chrome |
| K FACTOR | 5.6gpm/psi½. (80lpm/bar½) |
| RESPONSE TIME INDEX (RTI) | Standard 90 (m.s)½, Quick Response 33 (m.s)½ |
| NOMINAL THREAD SIZE | ½”NPT(15mm) |
| ORIFICE SIZE | 13mm |
| MAX. WORKING PRESSURE | 175PSI(1200kPa) |
| FACTORY HYDROSTATIC TEST | 100%@500PSI(3450 kPa) |
| MIN. OPERATION PRESSURE | 7 PSI(48 kPa) |
MODEL: SD1133, SD1121
The SD1133, SD1121, ½” orifice, standard horizontal sidewall sprinkler is designed for standard or recessed installation. The design incorporates state-of-the-art, heat responsive, frangible glass bulb design (standard or quick response) for prompt, precise operation. The design provides a crescent-shaped water discharge pattern for installation along a wall or under a beam or ceiling. The forged frame is more streamlined and attractive than traditional sand cast frames.
It is cast with a hex-shaped wrench boss to allow easy tightening from many angles. This sprinkler is available in various temperature ratings and finishes to meet many design requirements. The recessed sidewall should be utilized with a recessed escutcheon which provides up ¾” of adjustments. All sprinklers are manufactured using the time proven Belleville seal used exclusively by all major manufacturers to ensure longevity and safe operation.
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