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 applications, this model is UL Listed and supports a maximum working water pressure of 175 PSI.
The F3QR56 Dry Horizontal Sidewall sprinkler activates automatically when ambient air temperatures reach 200F. Upon activation, water is discharged laterally across the protected area, suppressing flames at their source and helping to contain the fire.
Reliable R5734 Quick Response (QR) Dry Horizontal Sidewall (F3QR56) Listings and Approvals
Manufactured in the USA by Reliable, a trusted global name in fire protection products, the R5734 Dry Horizontal Sidewall sprinkler is UL Listed. For complete listings and approvals in specific applications, consult the manufacturer’s datasheet.
This sprinkler is engineered for reliable activation and consistent water distribution. With its Chrome finish and Recessed Escutcheon, the R5734 delivers durability with a professional installation appearance. Suitable for dry pipe systems, it installs quickly and easily for both replacement projects and new construction.
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 sprinkler is damaged. Store in a clean, dry environment until installation. Always follow the manufacturer’s datasheet for handling, storage, and installation guidelines to ensure compliance with safety standards. -
Temperature
This Quick Response Dry Horizontal Sidewall sprinkler activates at 200F. For other temperature ratings, please contact our Customer Support Team. -
Accessories
The Reliable R5734 is supplied with a Recessed Escutcheon. For alternative escutcheon options or accessories, please contact our Customer Support Team.

