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Claim This BusinessGEM Plumbing and Heating has earned a 4.6-star average across 6735 reviews in Lincoln, Rhode Island, making it one of the most-reviewed contractors in the state. Founded with a commitment to round-the-clock availability, the company operates 24 hours a day, seven days a week, no holidays, no excuses. Serving Lincoln along with nearby Warwick, Cranston, and Providence, the team handles everything from routine furnace tune-ups to emergency boiler replacements. Their license status and precise founding year remain matters of public record, but the volume of feedback speaks for itself: this is a contractor that locals trust with some of the most expensive mechanical systems in their homes.
What distinguishes GEM from competitors is their willingness to tackle complex multi-zone installations in older New England homes. Reviewers describe combining ductless mini-splits on second floors with ducted systems on first levels, then linking dehumidifiers to existing venting, all coordinated in a single project. The technicians explain each step in accessible language, and crews leave worksites clean and organized. While the company does not publish rebate program details or manufacturer partnerships on their website, the review record shows experience with high-efficiency boilers, heat pumps, and oil furnaces suitable for Rhode Island's climate quirks.
Customer stories reveal named technicians worth requesting. Richard is repeatedly praised for taking time to explain system options and diagnose problems other contractors missed, including one case where a cracked heat exchanger was leaking carbon monoxide. Jason and his crew arrived the next day to install a high-efficiency boiler after that diagnosis. Joseph and Ethan completed a same-day oil furnace installation for a homeowner who needed to return to work. Adam manages crews and walks clients through project specifications before contracts are signed, though at least one reviewer noted that bringing installers into early conversations could prevent positioning errors.
94% of reviewers award 4 or 5 stars, with praise centering on technician knowledge and same-day service capability. Negative reviews consistently mention communication gaps during contract planning phases, while positive reviews name specific technicians, Richard, Jason, Joseph, and Ethan, as reasons to call GEM.
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
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| Saturday | Open 24 hours |
Multi-unit ductless systems for multi-story homes, including second-floor zoning with separate controls.
Traditional ducted forced-air systems for first floors, often linked with existing basement venting.
Whole-home dehumidification units connected to existing HVAC ductwork for humid New England summers.
Installation and replacement of heat pump systems for year-round heating and cooling efficiency.
High-efficiency boiler installation, including next-day emergency replacements for failed units.
New oil furnace installation with same-day service options for urgent replacement needs.
24/7 emergency repair services for heating system failures at any hour, including holidays.