A manometer functions as a measurement tool for the pressure of gas. These tools generally measure the pressure of gases that are close to or below atmospheric pressure because atmospheric pressure is used as a gauge for... More »

The tube of the manometer is partially filled with mercury or water which settles in the bottom of the u-shaped tube, before the atmosphere being measured is allowed to enter the open end of the tube and move against the... More »

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To measure static pressure, use a manometer with at least two pressure ports to check both the suction and discharge pressure of the duct, and add these figures together. Static pressure is usually measured in inches of ... More »

www.reference.com Home & Garden Heating & Cooling

To measure static pressure, use a manometer with at least two pressure ports to check both the suction and discharge pressure of the duct, and add these figures together. Static pressure is usually measured in inches of ... More »

www.reference.com Home & Garden Heating & Cooling

A caliper is used by placing the forks of the caliper around the object being measured and then reading the measurement revealed on the caliper's sliding scale. A caliper is accurate up to a 0.05 millimeter point, so any... More »

www.reference.com Home & Garden Home Maintenance Tools

In air compressors, the abbreviation "CFM" stands for cubic feet per minute, a measurement of the flow rate of a volume of air. When using an pneumatic-powered tool connected to an air compressor, each tool has a minimum... More »

The Home Depot and Sears both carry a number of RIDGID cordless power drills in a variety of sizes, power ratings and functions. Both stores allow customers to purchase these drills online, though only Home Depot offers ... More »

www.reference.com Home & Garden Home Maintenance Tools