We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"Quick, respectful, and very knowledgeable. Knew what the issue was before actually checking"
Samantha M on June 2025
We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"Quick, respectful, and very knowledgeable. Knew what the issue was before actually checking"
Samantha M on June 2025
Mennella and Son Plumbing Service is dedicated to providing our customers with the best quality and craftsmanship. We are here to build relationships with our customers and communities. We look forward to working with you!
"I can't recommend these two enough!! Came in, was straight forward with our options, and the next day came in to swap out tank and give us a tank booster! I will be using them for all future plumbing needs!"
Hillary P on April 2025
Mennella and Son Plumbing Service is dedicated to providing our customers with the best quality and craftsmanship. We are here to build relationships with our customers and communities. We look forward to working with you!
"I can't recommend these two enough!! Came in, was straight forward with our options, and the next day came in to swap out tank and give us a tank booster! I will be using them for all future plumbing needs!"
Hillary P on April 2025
Plumbing since 2010. As a licensed plumber, we will always valve our clients. Follow all plumbing codes. We specialize in general plumbing, water heater installs, fixtures replacement, and more. Thank you
"Was easy to communicate with and very professional. Explained everything patiently"
Sheryl S on February 2025
Plumbing since 2010. As a licensed plumber, we will always valve our clients. Follow all plumbing codes. We specialize in general plumbing, water heater installs, fixtures replacement, and more. Thank you
"Was easy to communicate with and very professional. Explained everything patiently"
Sheryl S on February 2025
Dell Haire Plumbing is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.
Dell Haire Plumbing is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.
Blanton's was established by Nathan (Bill) Blanton in 1951. Today. more than six decades later, Bill's passion for service, workmanship and customer satisfaction is still evident in the way we do business. While we embrace innovation to solve your electrical, heating, and cooling problems, our old fashioned service commitment remains the same. It's the reason we're an industry leader, and the reason so many of our customers become lifetime clients. Don't trust your system to just anyone. Blanton's hires only the most qualified technicians. We're dedicated to providing the highest quality installation, most innovative design, and most energy efficient products in the industry. Our team is committed and driven to deliver prompt, dependable and unparalleled service, with a constant focus on ensuring 100% customer satisfaction. Call us today!
"Incredibly fast response with expert analysis. Immediately understood the situation and was able to evaluate solutions that could effectively fix the situation I found myself in. Provided pertinent details throughout allowing me to make informed decisions. Will certainly work with Blanton's again."
Michael L on June 2025
Blanton's was established by Nathan (Bill) Blanton in 1951. Today. more than six decades later, Bill's passion for service, workmanship and customer satisfaction is still evident in the way we do business. While we embrace innovation to solve your electrical, heating, and cooling problems, our old fashioned service commitment remains the same. It's the reason we're an industry leader, and the reason so many of our customers become lifetime clients. Don't trust your system to just anyone. Blanton's hires only the most qualified technicians. We're dedicated to providing the highest quality installation, most innovative design, and most energy efficient products in the industry. Our team is committed and driven to deliver prompt, dependable and unparalleled service, with a constant focus on ensuring 100% customer satisfaction. Call us today!
"Incredibly fast response with expert analysis. Immediately understood the situation and was able to evaluate solutions that could effectively fix the situation I found myself in. Provided pertinent details throughout allowing me to make informed decisions. Will certainly work with Blanton's again."
Michael L on June 2025
We are dedicated to providing our clients with the very best in service, installation, and repair for all phases of your plumbing needs. We specialize in a variety of residential and commercial services and take pride in the attention to detail put into each of the projects we are involved with. We are known for our quality work and the integrity of our business. We look forward to building long-term relationships with our clients, and guarantee your satisfaction.
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Tammy N on July 2018
We are dedicated to providing our clients with the very best in service, installation, and repair for all phases of your plumbing needs. We specialize in a variety of residential and commercial services and take pride in the attention to detail put into each of the projects we are involved with. We are known for our quality work and the integrity of our business. We look forward to building long-term relationships with our clients, and guarantee your satisfaction.
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Tammy N on July 2018
hvac
"This company not only diagnosed the root cause of my problem, they also proactively looked at other potential risks at a system level to avoid sudden sysem failure due to weak points."
Tim L on March 2009
hvac
"This company not only diagnosed the root cause of my problem, they also proactively looked at other potential risks at a system level to avoid sudden sysem failure due to weak points."
Tim L on March 2009
Trusted HVAC licensed company servicing the Raleigh Durham area for more than 40 years. We pride ourselves on taking care of our customers every heating and cooling need. We offer 24 hour service and offer same day service calls.
"Overpriced and lacking follow through. After spending $14,000 on a new unit, I have had 3 service calls in 3 months. Now when I call, I get the same response, â Iâ ll pass the request alongâ and have received no updated and meanwhile it is 84 degrees in my house."
Kyle G on August 2024
Trusted HVAC licensed company servicing the Raleigh Durham area for more than 40 years. We pride ourselves on taking care of our customers every heating and cooling need. We offer 24 hour service and offer same day service calls.
"Overpriced and lacking follow through. After spending $14,000 on a new unit, I have had 3 service calls in 3 months. Now when I call, I get the same response, â Iâ ll pass the request alongâ and have received no updated and meanwhile it is 84 degrees in my house."
Kyle G on August 2024
We keep your heating, cooling, and plumbing equipment working properly and performing at peak efficiency while ensuring your comfort and keeping your air safe. We guarantee 100% satisfaction with all our work. The professionals at Air Experts have been providing comprehensive HVAC services to the residents of Raleigh, Durham, and Chapel Hill since 1986.
"Excellent and professional folks. Very courteous"
Guruprasad H on March 2025
We keep your heating, cooling, and plumbing equipment working properly and performing at peak efficiency while ensuring your comfort and keeping your air safe. We guarantee 100% satisfaction with all our work. The professionals at Air Experts have been providing comprehensive HVAC services to the residents of Raleigh, Durham, and Chapel Hill since 1986.
"Excellent and professional folks. Very courteous"
Guruprasad H on March 2025
When you need the best, reliable sewer, water, drain and plumbing specialists in the Raleigh Area, call Out The Door Plumbing. Out The Door Plumbing specializes in sewer and water line repairs and excavations, drain cleaning, water heaters, toilets, and all of your service plumbing needs. If you are experiencing main sewer line backup issues or water leaks in your yard, Out The Door Plumbing has you covered. We also offer rainwater drainage systems, sewer camera video inspections, water line leak repairs, sewer line repairs, leak detection, pipe tracing, and HOT water hydro-jetting. We offer preventative maintenance & cleaning options. Out The Door Plumbing is your reliable plumber near you and provides quality service at a fair price. Call 919-777-4383 or find us at OutTheDoorPlumbing.com!
"Awesome company to work with. Very fast response to an emergency situation."
Eric B on November 2023
When you need the best, reliable sewer, water, drain and plumbing specialists in the Raleigh Area, call Out The Door Plumbing. Out The Door Plumbing specializes in sewer and water line repairs and excavations, drain cleaning, water heaters, toilets, and all of your service plumbing needs. If you are experiencing main sewer line backup issues or water leaks in your yard, Out The Door Plumbing has you covered. We also offer rainwater drainage systems, sewer camera video inspections, water line leak repairs, sewer line repairs, leak detection, pipe tracing, and HOT water hydro-jetting. We offer preventative maintenance & cleaning options. Out The Door Plumbing is your reliable plumber near you and provides quality service at a fair price. Call 919-777-4383 or find us at OutTheDoorPlumbing.com!
"Awesome company to work with. Very fast response to an emergency situation."
Eric B on November 2023
You'll need an expansion tank if your home has a closed water system, which is standard in newer homes or those with backflow preventers or pressure regulators. Expanding hot water has nowhere to go in closed systems, creating potentially damaging pressure. The expansion tank provides space for this expanded water, protecting your plumbing system and water heater from premature failure. Many local building codes now require expansion tanks, and some water heater warranties may be voided without one.
For a standard 50-gallon water heater, a two-gallon expansion tank is sufficient. This sizing assumes normal household water pressure between 40 and 60 psi. If your home has higher water pressure (60 to 80 psi), consider upgrading to a slightly larger tank for added protection. The expansion tank's purpose is to accommodate the increased volume that occurs when cold water heats up, which is proportional to your water heater's capacity.
Watch for signs like dripping water around the tank, fluctuating water pressure throughout your home, or unusual noises in your plumbing system. A properly functioning expansion tank should feel light when tapped on the bottom—if it feels heavy or waterlogged, the internal bladder has likely failed. Other indicators include frequent triggering of your temperature and pressure relief valve, visible corrosion on the tank, or unexplained increases in your water bill, suggesting hidden leaks.
Most expansion tanks have a service life of five to 10 years, though some may last up to 12 years or more with proper maintenance. Factors affecting lifespan include water quality, system pressure, installation quality, and tank construction. Hard water areas often see shorter lifespans due to mineral buildup. Regular maintenance checks can help identify potential issues before complete failure. When your water heater is due for replacement, it's wise to replace the expansion tank simultaneously, even if it hasn't failed yet.
A 30-gallon water heater needs an expansion tank if your home has a closed plumbing system. The need for an expansion tank is determined by your plumbing system type rather than water heater size. Even smaller water heaters create thermal expansion when heating water. If your home has a backflow preventer, pressure regulator, or check valve on the main water line, you have a closed system that requires an expansion tank. Check your local plumbing codes, as many jurisdictions now mandate expansion tanks regardless of water heater size.