When your tankless water heater stops working properly, you need reliable repair services. A. DiReda Plumbing Heating & Air Conditioning provides complete tankless water heater repair throughout Shrewsbury, MA and surrounding towns. 

Our certified technicians diagnose and fix common issues including:

• Mineral buildup and scale removal
• Ignition system failures
• Temperature fluctuation problems
• Error code diagnostics
• Flame failure repairs
• Flow sensor issues
• Venting complications

We typically arrive within an hour during normal business hours to restore your hot water supply. Reach out to us for fast, dependable service.

• Inconsistent water temperature during use
• Strange noises like rattling or rumbling
• Reduced hot water flow rate
• Error codes displaying on the unit
• Unit failing to ignite properly
• Unusual gas odors near the heater
• Water leaks around connections

Since 1979, A. DiReda Plumbing Heating & Air Conditioning has served Shrewsbury, MA and surrounding towns as a trusted, family-owned business. Our commitment to quality service and customer satisfaction sets us apart:

• Licensed, insured, and certified technicians
• Most inquiries answered within 30 minutes
• Round-the-clock emergency plumbing available
• Annual state-certified training for all employees
• 1-year satisfaction guarantee on installations and repairs
• Manufacturer warranties available
• Voted Best Plumbing Company in Central MA in 2024

Our team handles both residential and commercial tankless water heater repairs with the same level of professionalism and attention to detail. We stand behind every job we complete.

A malfunctioning tankless water heater can disrupt your daily routine. A. DiReda Plumbing Heating & Air Conditioning provides prompt repair services in Shrewsbury, MA. Our technicians arrive prepared with the tools and knowledge to fix your system right the first time. Contact us today to schedule your repair service or request your free estimate.