MacDougall Plumbing & Mechanical LLC

10/16/2025

05/06/2025

Kicking off something special in the woods of Massachusetts.
We’re excited to partner with and the visionary team at on this modern masterpiece. Sleek lines, natural textures, and precision details—this one’s going to be something to watch.

03/27/2025

Behind the scenes at one of our current city projects with — ductwork and piping are flying in fast!

We’re pumped to be on this one. From day one, the PreCon team has shown nothing but professionalism. This is hands-down one of the cleanest, safest, and best-lit job sites we’ve worked on in a while — a true reflection of how they run a project from start to finish.

Proud to be part of this one. More progress updates coming soon!

03/12/2025

Big projects call for big planning! This unique conversion of a large commercial building into a custom single-family residence requires precision at every stage. As part of our scope, we’re providing detailed HVAC shop drawings to ensure a seamless fit with the existing poured-in-place concrete beams and structural floors.

From concept to ex*****on, we’re bringing expert coordination and craftsmanship to make this one-of-a-kind home as efficient as it is beautiful. Stay tuned for more progress updates!

03/07/2025

Underground plumbing in progress at the incredible Echo Pond project with and .

This is easily one of the most unique and challenging underground plumbing systems we’ve been part of. Due to the intricate footings, foundation layout, and the hunched slab concrete structure, we’re installing the drain piping before the perimeter foundation—a rare sequence in high-end residential construction.

Projects like this push us to elevate our craft and deliver precision in every step. Grateful to be part of such a talented team on such an epic build!

03/03/2025

Tucked neatly beneath this incredible Weston home, we installed a full lineup of SM Series Hyper-Heat condensers, delivering year-round comfort with maximum efficiency.

Thanks to the thoughtful design by and seamless ex*****on with , the exterior mechanical area stays hidden from view while remaining fully accessible for service and operation — the perfect blend of form and function.

This is what happens when architecture and mechanical design work together to create something truly special.

02/28/2025

Our small but mighty live fire training center is coming together. Thanks to our partners and vendors Plumbers Supply and Homans for helping us put it all together.

02/20/2025

📣📣Hot off the press 📣📣

02/19/2025

We recently upgraded an outdated heating system to a high-efficiency KNIGHT boiler, achieving an impressive 95% AFUE efficiency. Despite the challenges of replacing equipment during the heating season, our team, in collaboration with custombuilders and our dedicated subcontractors, meticulously planned and coordinated the project to minimize downtime to just six hours. This seamless transition ensures our client enjoys enhanced comfort and energy savings.

09/12/2024

Great job by Evan piping up this on demand water heater system. This install is part of larger remodel of a home and barn with in Carlisle, MA.