Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical

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Claim This BusinessAbout Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical
Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical has earned a 4.8-star rating across 991 verified customer reviews in Frederick, Maryland. The company maintains around-the-clock availability, offering emergency heating repair, AC service, plumbing diagnostics, and electrical evaluations whenever homeowners need assistance. Their service area includes Frederick and surrounding communities throughout Frederick County, where they handle both routine maintenance appointments and urgent callouts for failed equipment. Reviewers consistently highlight the dispatch team's responsiveness and the technicians' ability to arrive at scheduled times, even during peak demand periods when multiple systems fail simultaneously.
The company differentiates itself through comprehensive service breadth, handling HVAC, plumbing, drain cleaning, and electrical work under a single roof rather than requiring homeowners to coordinate multiple contractors. Their website lists boiler installation, heat pump configuration, tankless water heater setups, and zoned HVAC systems alongside traditional furnace and AC services. Water treatment offerings include whole-home filtration and softening systems, while indoor air quality solutions cover UV purifiers, dehumidifiers, and air cleaner installations. For electrical needs, they handle generator installation, panel upgrades, EV charger setup, and smart home device integration.
Customer reviews reveal specific technician experiences that demonstrate their service approach. Paul K described Matt completing a hot water heater installation in two hours after rescheduling complications, with the team providing a discount despite the inconvenience. Guillermo Vega noted Jeremiah Clark arrived punctually, diagnosed the issue quickly, explained options in understandable terms, and left the work area clean with fair pricing. Becky DeLameter praised Drew for problem-solving a complex situation efficiently, while earl hyman described Frank as transparent and producing incredible work installing a faucet. These scenarios illustrate the company's emphasis on clear communication, timely completion, and professional craftsmanship.
What Customers Say
Nearly all reviews mention specific technicians by name and praise punctuality and professionalism, with several highlighting fair pricing and clean work areas. One four-star review notes a quote higher than competing bids, though the majority emphasize value despite premium service.
Working Hours
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| TuesdayToday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Services
Heating Repair & Installation
Emergency furnace and boiler repair, heat pump installation, and zoned HVAC system configuration for Maryland winters.
Cooling & AC Services
AC installation, maintenance, repair, and ductless mini-split systems for humid Frederick summers.
Plumbing Repairs & Installation
Kitchen and bathroom plumbing, water heater installation, leak detection, and repiping services.
Drain & Sewer Cleaning
Hydro jetting, video inspection, trenchless sewer repair, and tree root infiltration treatment.
Water Treatment
Whole-home water filtration, softening systems, and water quality testing for well or city supply.
Electrical Services
Generator installation, panel upgrades, EV charger setup, and smart thermostat integration.
Indoor Air Quality
UV purifiers, dehumidifiers, air cleaners, and home IAQ testing for allergy and asthma relief.