Yes. We install, replace, and service traditional tank water heaters and ENERGY STAR rated tankless gas systems for homes and businesses across Washington DC, Maryland, and Northern Virginia. We handle the gas, water, and venting work in-house since our team is licensed across plumbing, gas, and HVAC. Tankless conversions often qualify for utility rebates, and we'll walk you through which option makes sense for your home.

Yes. Our licensed electricians install Level 2 EV chargers and handle full electrical panel upgrades (100A, 200A, and 400A) across the DMV. Older homes often need a panel upgrade to support modern loads like an EV charger, heat pump, or solar system. Every project is permitted, inspected, and brought to current code. Call 1-866-477-6190 for a panel evaluation.

Yes. We provide free estimates for most installation and replacement projects, including water heaters, boilers, AC units, panel upgrades, gas line work, and full system installations. For diagnostic work on existing equipment (like an AC that isn't cooling), there may be a small service call fee that's credited toward the repair if you move forward. Call 1-866-477-6190 to schedule.

Yes. Tim Whistler Plumbing offers true 24/7 emergency response for plumbing, gas, HVAC, and electrical issues across the DMV. Whether it's a burst pipe at 2 a.m., a suspected gas leak, a furnace that died on the coldest night of the year, or a panel that's tripping breakers, we have a licensed technician available. Call 1-866-477-6190.

Tim Whistler Plumbing serves homes and businesses across the Washington DC metro, including Montgomery County, Howard County, Frederick County, Arlington, Alexandria, Fairfax County, Bethesda, Tyson's Corner, Springfield, Falls Church, McLean, Kensington, Silver Spring, Chevy Chase, Takoma Park, and most surrounding communities in Maryland, Virginia, and Washington DC. If you're not sure if we cover your area, call 1-866-477-6190.

Yes. Bethesda, Arlington, Silver Spring, and the wider DC metro are core service areas. We're regularly on jobs in Bethesda, Chevy Chase, Tyson's Corner, Falls Church, McLean, Kensington, Takoma Park, Old Town Alexandria, Northwest DC, and surrounding neighborhoods. Same-day service is often available depending on technician availability.

Yes. Tim Whistler Plumbing is fully licensed and insured across DC, Maryland, and Virginia. Our active licenses include WSSC 6119360, Virginia 2710020030 and 2710059613, and DC PGM-1002028. We carry insurance for residential and commercial work, and we provide proof of insurance on request for any project that requires it.