Mark II 25 Liquid Filled Manometer, 0-3" w.c., Accuracy 3% Full-Scale

Key features

• Basic InformationThe Mark II 25 manometer measures air pressure, differential pressure and air velocity, ideal for air filter monitoring and airflow testing. It has a 0–7 C.A. (≈0–3" w.c.) range, operating temperature 32–140°F, and max pressure <10 PSI. Note:We only recommend it for use with clean, dry air
• Ultra-High Precision The Precision Liquid-Filled Manometer is equipped with inclined and vertical tubes, with a range of 0-3" W.C., 3% accuracy at 21°C; perfectly suitable for HVAC and general applications. Its versatile design fully meets your daily application needs
• Upgraded Structure & DesignThe Manometer HVAC adopts sealed welding technology to completely eliminate leakage risks; a surface crafted from aluminum frosted panel prevents scale fading caused by aging and extends service life; a built-in level ensures accurate vertical installation
• Comes With Red OilThis Mark II 25 Staic Pressure Gage is used with red oil; the red oil port is precisely matched to the oil filling port, ensuring no oil leakage during use. it is durable and non-volatile, ideal for cold and other harsh environments, and guarantees accurate pressure measurement
• Rich accessories The Mark II Manometer package includes 1 manometer, 2 1/8-inch pipe connectors, 1 8-foot PVC two-color hose, 2 mounting screws, 2 nuts, 4 washers, 1 bottle of red oil, 1 set of red and green indicator signs, and a detailed instruction manual, ensuring your easy installation
• Buy With ConfidenceThis Mark II 25 Liquid Filled Wall Mount Manometer comes with dedicated 24/7 after-sales support. Feel free to contact us anytime if you have any questions about the product, ensuring you enjoy a smooth and worry-free shopping experience

Free shipping included. 30-day hassle-free returns.