hotun detect PRV Alarm Range
Advanced PRV Discharge Detection and Tundish Alarm System
Product Comparison
PRV alarms in the hotun detect range
Compare the hotun detect and hotun detect remote to find the right award-winning PRV alarm technology for your installation
hotun detect
An in-tundish alarm that detects water discharge and monitors temperature, providing clear audible and visual warnings at four staged temperature levels.
✓ 4 Temperature Warning Stages
✓ Automatic or Manual Mute/Reset
✓ Detects Water & Temperature Discharge
✓ Remote Alerts For Tucked Away Installations
hotun detect remote
A complete monitoring solution with a master sensor unit fitted to the tundish and a seperate remote alert unit installed so warnings can be heard in an occupied area.
✓ 4 Temperature Warning Stages
✓ Automatic or Manual Mute/Reset
✓ Detects Water & Temperature Discharge
✓ Remote Alerts For Tucked Away Installations
Intelligent Temperature Monitoring
Four temperature warning stages.
The hotun detect range monitors discharge temperature and provides staged warnings to help identify when attention may be required.
STAGE 1 WARNING
0 – 20°C
1 Audible Beep
1 x Red Flash
STAGE 2 WARNING
21 – 60°C
2 Audible Beeps
2 x Red Flashes
STAGE 3 WARNING
61 – 85°C
3 Audible Beeps
3 x Red Flashes
STAGE 4 WARNING
>85°C
2 Long Audible Beeps
2 x Long Red Flashes
Industry Recognition
Celebrating Industry Recognition.
The hotun detect and hotun detect remote have received industry recognition for their innovative approach to heating system safety and product design.
Combining advanced water detection technology with intelligent temperature monitoring, both products provide an effective solution for identifying potential discharge issues and alerting users to changing system conditions.
hotun detect
Travis Perkins
Innovation Awards
Winner – 2016
hotun detect
Advanced Water Company
Product of the Year
Winner – 2019
hotun detect remote
H&V News Awards
Domestic Heating Product of the Year
Finalist – 2026
Warranty & Compliance
Designed for compliant installation.
Independently tested, WRAS approved and supplied with a 10 year conditional warranty, giving you confidence in every installation.

2 Year Conditional Warranty
All hotun detect products are supplied with a 2 year + 1 year conditional warranty for complete peace of mind.

Patented Design
The hotun detect range incorporates a patented design for a unique and reliable solution
Product Selection
Not sure which hotun product is right for your application? Use our product selector to explore the range and identify the most suitable solution, or contact our technical team for expert advice and support.