Reliable R5734 Quick Response (QR) Standard Coverage Dry Horizontal Sidewall (F3QR56) Fire Sprinkler Head
The Reliable R5734 Quick Response (QR) Dry Horizontal Sidewall Fire Sprinkler features a glass bulb rated at 200F, a 5.6 K-Factor, and 1 in. NPT threads. Each sprinkler head is built with a Brass Frame and Bronze Deflector, finished in Chrome, and identified by Sprinkler Identification Number (SIN) R5734. Designed for standard coverage, this sprinkler is UL Listed and rated for a maximum working water pressure of 175 PSI.
The F3QR56 Dry Horizontal Sidewall sprinkler provides dependable fire protection by discharging water laterally when ambient temperatures reach 200F. Its sidewall orientation ensures coverage of the protected area, helping suppress flames at their origin and limit the spread of fire.
Reliable R5734 Quick Response (QR) Dry Horizontal Sidewall (F3QR56) Listings and Approvals
Manufactured in the USA by Reliable, a global leader in fire protection equipment, the R5734 Dry Horizontal Sidewall sprinkler is UL Listed. For application-specific listings and approvals, please consult the manufacturer’s datasheet.
This sprinkler is engineered for reliable activation and consistent performance, delivering uniform water distribution during operation. With its Chrome finish and Recessed Escutcheon, the R5734 combines durability with a clean installation appearance. Built for use in dry pipe systems, it installs easily in both replacement projects and new installations.
Reliable R5734 (F3QR56) Dry Horizontal Sidewall Installation and Other Information
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Care:
Handle carefully to avoid damage to the 1 in. NPT threads or the glass bulb. Do not install if the unit is damaged. Store in a clean, dry environment prior to installation. Always follow the manufacturer’s datasheet for handling, storage, and installation requirements to ensure safety and compliance. -
Temperature
This Quick Response Dry Horizontal Sidewall sprinkler activates at 200F. For additional temperature options, please contact our Customer Support Team. -
Accessories
The Reliable R5734 is supplied with a Recessed Escutcheon. For alternative escutcheon types or accessories, please contact our Customer Support Team.

