This Dwyer Magnehelic pressure gauge has a maximum working static pressure of 15 psig and a housing made of die-cast aluminum. It is designed for flush-mounting and has a sensor type of diaphragm. The unit type is a single unit and it is manufactured in the United States. The gauge has a maximum pressure of 15 PSIG and measures in "inches of water". This gauge is perfect for those in need of measuring air pressure and is commonly used in industries such as hydraulics, pneumatics, pumps, and plumbing. Its brand name is Dwyer and the series is 2000 Magnehelic. Purchase this gauge to accurately measure and monitor the air pressure of your work environment.