The Extech HW30 Moisture Meter / Thermometer / Timer is manufactured by Extech, providing reliable measurement of relative humidity and building moisture. This instrument features mould detection and alert capabilities, making it essential for monitoring air humidity and preventing mould in buildings. It is ideal for use in indoor environments as a hygrometer and moisture meter to ensure optimal conditions. https://elecena.pl/product/28942464/extech-hw30-moisture-meter-thermometer-timer-clock-strap-included 2025-06-12 https://elecena.pl/product/28942464/extech-hw30-moisture-meter-thermometer-timer-clock-strap-included 2026-04-13