Backflow Preventer Testing in Ellicott City, MD
The purpose of backflow preventer testing is to keep the clean water on a property from being compromised by abrupt shifts in pressure. At Metcalf Plumbing, we offer this service to homes and businesses that have any number of connections, be they for irrigation, fire protection, commercial use, or a boiler. It is a way for owners to ensure their device is in good working order and to satisfy local regulations.
How Backflow Impacts Drinking Water
In an ideal scenario, water flows in a single direction from the public supply into the building. But with a sudden loss of pressure or backpressure, the flow can reverse. A break in the water main or the use of a nearby hydrant are just two examples of what can draw in contaminated water. An irrigation line might be carrying off bacteria, soil, and pesticides; a boiler or fire suppression system can hold minerals and other matter. Left to its own devices, these can find their way into your drinking water or the local supply.
A backflow preventer puts a barrier in place to stop that from happening. Take the Reduced Pressure Zone assembly, or RPZ valve: it will let water go when the pressure changes instead of permitting any questionable water to make its way back.
A backflow preventer puts a barrier in place to stop that from happening. Take the Reduced Pressure Zone assembly, or RPZ valve: it will let water go when the pressure changes instead of permitting any questionable water to make its way back.
Testing and Certification
Our certified testers put the device through its paces with the proper gauges and procedure. We are looking to see that every internal valve opens and closes as it should and holds the right pressure, while also checking the assembly for anything amiss, from corrosion and leaks to poor installation. Should the unit pass, we will certify the findings and handle the paperwork, which Metcalf Plumbing can send on to the relevant city or county authority. If it does not, the technician will make clear if a repair, cleaning, or replacement is in order before retesting.
There is value in making this an annual affair. The outside of an assembly may look fine, but over time mineral deposits build up and the seals, springs, and valves wear down. In fact, a failed test is sometimes the only indication that the water supply is no longer being protected.
There is value in making this an annual affair. The outside of an assembly may look fine, but over time mineral deposits build up and the seals, springs, and valves wear down. In fact, a failed test is sometimes the only indication that the water supply is no longer being protected.
Which Properties Need It?
You will not find the same backflow requirements at every home. But for a business, a medical facility, a multifamily building, or any property with higher-risk water connections, extra protection is often called for. This is true in Ellicott City with its mix of newer commercial ventures and older stock in our established neighborhoods. Some of the more historic properties have been renovated time and again, so it is wise to verify the right device is in place and easy to get to.
We are fond of our city, from the B&O Station Museum, the character of Main Street, and to the wooded areas. One can put in a pleasant evening with patio dining at Manor Hill Tavern in the height of a humid Maryland summer. Yet those seasonal demands, along with cold winters and summer irrigation, take their toll on plumbing. Let us help you put your mind at ease with a dependable water system and certified equipment. An annual test with Metcalf Plumbing will identify a worn valve before it becomes a backflow issue.
We are fond of our city, from the B&O Station Museum, the character of Main Street, and to the wooded areas. One can put in a pleasant evening with patio dining at Manor Hill Tavern in the height of a humid Maryland summer. Yet those seasonal demands, along with cold winters and summer irrigation, take their toll on plumbing. Let us help you put your mind at ease with a dependable water system and certified equipment. An annual test with Metcalf Plumbing will identify a worn valve before it becomes a backflow issue.