Product Description

Product Overview:

The Gessi 17191 Proton Goose Neck Semi-Professional Spray Mixer represents the highest level of functionality within the Proton collection, combining elegant design with advanced performance. Featuring a balanced blend of organic curves and geometric elements, it delivers a refined solution suited to both contemporary and transitional kitchens.

Crafted from lead-free DZR brass, this semi-professional mixer features a flexible hose spray with multi-jet functionality, providing maximum control for rinsing, cleaning, and food preparation. The 360° swivel ensures complete freedom of movement, while the elevated design enhances usability for larger cookware. Engineered for efficiency, it achieves a 5 Star WELS rating, delivering excellent water savings without compromising performance.

Product Features:

• Proton hybrid design: blend of organic curves and geometric form
  
• Semi-professional flexi hose: maximum flexibility and control for everyday tasks
  
• Multi-jet handshower: versatile spray options for improved usability
  
• Goose neck spout: high clearance for larger cookware
  
• 360° swivel function: full flexibility across the sink
  
• WELS 5 Star rating: efficient water usage at 5.5L/min
• Ceramic disc cartridge: smooth and reliable performance
  
• Lead-free construction: safe, certified materials
  
• Made in Italy: premium craftsmanship and design excellence

Colour / Finishes:

• Chrome – 17191#031
  
• Brushed Nickel – 17191#149
  
• Matte Black – 17191#299

Specifications:

• WELS Rating: 5 Star, 5.5L/min
  
• WELS Registration Number: T44596
• Material: Lead-free DZR brass
• Spout Type: Goose neck (semi-professional)
  
• Spout Function: Flexi hose spray
  
• Spout Rotation: 360°
  
• Spout Clearance: 187 mm
• Cartridge Type: Ceramic disc
  
• Cartridge Size: 25 mm
• Maximum Operating Pressure: 500 kPa
• Connection Hoses: G1/2" flexible supply hoses included
  
• Connection Hose Length: 520 mm
• Mounting Hole Diameter: 35 mm

Product Measurements (W x D x H):

• Dimensions (W x D x H): 97 x 261 x 456 mm

Product Weight:

• 2.93 kg

Installation & Requirements:

• Suitable for bench-mounted installation
  
• Requires standard 35 mm tap hole
  
• Compatible with G1/2" water connections
  
• Maximum operating pressure of 500 kPa (pressure reducer required if exceeded)
  
• Recommended operating pressure around 300 kPa for optimal performance
  
• Maximum water temperature 70°C (short periods only)
  
• Ensure pipework is flushed prior to installation
  
• Installation by a licensed plumber is recommended

Country of Origin:

• Italy

Extra Information:

The Gessi Proton Semi-Professional Mixer enhances the collection’s refined design with maximum functionality, offering a flexible hose spray system designed for high-performance kitchen use. Its multi-jet handshower and extended reach provide precise control, making it ideal for demanding kitchen environments.

Combining elegant styling with advanced usability, the Proton collection delivers a timeless design supported by premium materials and precision engineering.

Finish Lead Times:

• Chrome: 1 week supply lead time
• Brushed Nickel: Special Order - 10 - 12 weeks supply lead time
• Matte Black: 1 week supply lead time

Included Products / Accessories:

• Flexible supply hoses
  
• Multi-jet flexi hose spray handshower
  
• Mixer body and mounting components

Warranty:

Gessi tapware is backed by a 10 year manufacturer’s warranty for domestic use, with 2 years coverage on wear components

Downloads / Product Files:

• INSTALLATION GUIDE (PDF)

• SPECIFICATIONS SHEET (PDF)

• 2D FILE - SERIES DRAWING (PDF)