Mark II 25 Liquid Filled Manometer, 3" wc, 3% Accuracy for Pressure Testing

Key features

• High Precision Manometer Inspired by Dwyer: Mark II 25 with inclined/vertical tubes, wide range, 3% plus or minus accuracy. Fits air velocity, filter checks, pressure tasks—trusted for HVAC, like Dwyer's
• Durable and Leak Resistant Design in Dwyer Style: Meeting Dwyer's standards, it has leakproof O ring seals and overflow tank to reduce fluid leakage. Easily mounted vertically; built in spirit level simplifies leveling for long lasting, reliable operation, matching Dwyer's durability
• Perfect for Cold Environments with Dwyer Compatible Features: Red anti freezing fluid (low evaporation) suits cold conditions, similar to Dwyer. Enlarged scale enhances readability for clear, accurate readings on par with Dwyer's high-performance models in challenging environments
• Complete Package Contents as Good as Dwyer's: Includes Mark II 25 manometer, 2 tubing connectors (one eighth inch pipe/ducts), 2 screws, one ounce indicating fluid, pointer flags, eight feet flexible tubing, and instructions. It has everything for smooth setup, just as expected from Dwyer
• Reliable Manometer to Meet Your Requirements Comparable to Dwyer's: This well designed tool, comparable to Dwyer's, measures positive/negative/differential pressure. Ideal for HVAC pros or general projects, upholding Dwyer's high standards

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