Norma Raindrip® Set 'n Flow RDTT20 Mechanical Irrigation Tap Timer

The Norma Raindrip® Set 'n Flow RDTT20 Mechanical Tap Timer is an easy-to-use analogue irrigation controller designed to automate watering directly from an outdoor tap. Operating without batteries or electricity, the timer uses a simple dial system to set watering duration and frequency, making it ideal for gardens, lawns, drip systems, and landscape irrigation.

Designed for reliability and convenience, the RDTT20 allows users to schedule automatic watering cycles while also offering manual timed watering when needed. A built-in rain delay function can pause watering for up to 72 hours, helping conserve water during wet weather. The weather-resistant housing and UV-stabilised construction ensure dependable performance in outdoor environments.

Compatible with standard outdoor taps and garden hoses, the timer delivers consistent flow while maintaining ease of installation. Its mechanical operation makes it especially suitable for remote areas or locations where electrical power is unavailable, providing a reliable “set-and-forget” irrigation solution for residential and small agricultural use.

FEATURES

• Mechanical operation with no batteries or power required
  
• Automatic watering based on set duration and frequency
  
• Manual timed watering option
  
• Rain delay function up to 72 hours
  
• Simple dial programming for easy setup
  
• Weatherproof and UV-resistant housing
  
• Attaches directly to standard outdoor taps
  
• Suitable for drip irrigation and garden hoses
  
• Consistent flow across typical domestic pressures
  
• Ideal for residential gardens and landscaping