The Elektrobock 174 HD13-L is an electronic thermostatic radiator valve designed for precise heating control between 3 and 40 °C. It features advanced heating timers, making it ideal for optimising residential and commercial energy efficiency. As a reliable heating controller, it enhances comfort by maintaining consistent temperatures throughout various rooms. https://elecena.pl/product/28946908/elektrobock-174-hd13-l-thermostatic-valve-quiet-backlit-display-programmable 2025-06-13 https://elecena.pl/product/28946908/elektrobock-174-hd13-l-thermostatic-valve-quiet-backlit-display-programmable 2026-08-29