• Specifically designed to monitor heating circuit pressure in domestic boilers. • Simplified reading via dial with color-coded areas (green, yellow, red) to identify optimal pressure or overpressure. • Standard 1/4" BSP connection made of high-strength brass for enhanced durability. • Includes a roll of Teflon tape to ensure a leak-tight and leak-free installation in the thermal circuit. • Manufactured with materials designed to withstand temperature variations and humid environments. • Universal compatibility as a replacement part for most wall-mounted or floor-standing boiler brands.