General description Combining the elegance of traditional styling with the precision and technology of modern design, the Old London Topaz Chrome Black Lever Concealed Triple Thermostatic Shower Valve features accurate flow control and thermostatic control to +/- 1 degree, even if the water pressure fluctuates. It includes full thermal protection to prevent scalding in the event of hot or cold water shut off. Technical specifications Thermostatic control accuracy: +/- 1 degree Shut down time in case of water failure: 1.5 seconds Flow rate: 5.5 litres per minute at 0.1 bar pressure Material: High quality brass & ABS Compatibility and accessories Suitable for all systems: gravity fed, pumped, unvented high pressure, or fully modulated combi-boilers Cartridge is fully reversible for easy installation Installation Extra care must be taken during installation to avoid damaging the fittings Other information 20 Year Guarantee against faulty workmanship or materials (excluding serviceable