RD107 Concealed Sprinkler Head – 72°C Standard Response

The RD107 Concealed Sprinkler Head is a reliable, aesthetically pleasing fire protection solution designed for modern commercial and residential environments. Built for use in wet pipe sprinkler systems, it features a compact, low-profile design with a decorative 60mm cover plate that remains flush with the ceiling surface. The concealed sprinkler offers optimal fire suppression while maintaining architectural integrity, making it ideal for offices, hotels, retail spaces, and residential buildings.

With a 5.6 K-factor and a fusible link mechanism, the RD107 ensures fast and effective response in the event of a fire. Designed to meet stringent fire safety codes, it combines dependable performance with labor-saving features such as a built-in protective cap and vertical adjustability. Its innovative push-on/thread-off design allows for simple and accurate installation.

Product Features

Seamless, Discreet Appearance

The RD107 is fully recessed with a compact 60mm cover plate that blends cleanly into the ceiling. It provides effective fire suppression without compromising interior design.

Fast and Reliable Activation

Equipped with a fusible link rated for 72°C, the sprinkler activates quickly in response to rising temperatures, ensuring early suppression of developing fires.

High-Efficiency K-Factor

The 5.6 K-factor ensures optimized water distribution, offering broad coverage and effective performance in commercial-grade applications.

Easy Installation with Protective Cap

A built-in protective cap keeps the sprinkler head safe from damage during construction. The cap includes visible tolerance markers and positioning bumps to ensure proper mounting height and tension.

Time and Labor Saving

Installers can leave the protective cap in place throughout installation, eliminating the need for removal and reattachment. No reinforcing tape or extra steps required—reducing errors and boosting efficiency.

Vertical Adjustment Flexibility

Allows for a vertical adjustment range of 9.5mm, compensating for variations in pipe height or ceiling depth and making final positioning more accurate.

Push-On/Thread-Off Cover Plate

The intuitive cover plate system makes it easy to fit or remove during maintenance without tools, streamlining service and inspection.

Product Specifications

• Activation type: Fusible link
• Temperature rating: Sprinkler at 72°C (162°F); cover plate at 60°C (140°F)
• K-factor: 5.6 – standard for effective fire suppression
• Maximum working pressure: 12.1 bar (175 psi)
• Cover plate size: 60mm (2-3/8 inch)
• Vertical adjustment: 9.5mm (3/8 inch)
• Installation method: Push-on cover plate, thread-off design
• System type: Wet pipe sprinkler systems
• Mounting orientation: Concealed ceiling installation

Suitable Applications

The RD107 Concealed Sprinkler Head is ideal for:

• Offices and commercial buildings
• Residential apartments and condominiums
• Hotels and hospitality venues
• Retail stores and malls
• Museums and galleries
• Spaces requiring minimal visual intrusion