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Fast Local Dispatch: Serving Milton, MA & Nearby Areas
5.0 Stars on Google (95 verified reviews)
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DeFrancesco Construction

Master craftsmanship in plumbing, roofing & exterior building work serving Milton and the greater Boston communities — honest advice, upfront pricing, guaranteed results.

Call (617) 365-1444 Get an Estimate →
Fully Licensed & Insured
Upfront Pricing
Fast Local Response
DeFrancesco Construction service vehicle and equipment
historic Boston triple-decker plumbing, cast-iron sewer stack repiping, galvanized line upgrades, hydronic boiler freeze protection

Our Workmanship Promise

Every project is backed by our full craftsmanship guarantee. Clear communication, itemized quotes before work begins, and respect for your property.

Interactive Troubleshooting

Need Immediate Guidance?

Select the issue you're experiencing to see typical root causes and upfront diagnostic recommendations for Milton properties.

Cast-Iron Stack Repiping & Sewer Lines

Cast-Iron Stack Repiping & Sewer Lines Service

Aging cast-iron stacks in century-old triple-deckers corrode from the inside out, causing chronic backups and leaks between floors. We replace failing stacks and sewer lines with modern PVC and no-hub systems, routed to protect original framing and finished living space.

📞 Call (617) 365-1444
Service Specialties

Core Trade Capabilities

Comprehensive, licensed mechanical solutions for homes and businesses in Milton and surrounding areas.

Cast-Iron Stack Repiping & Sewer Lines

Aging cast-iron stacks in century-old triple-deckers corrode from the inside out, causing chronic backups and leaks between floors. We replace failing stacks and sewer lines with modern PVC and no-hub systems, routed to protect original framing and finished living space.

Galvanized Supply Line Upgrades

Galvanized water pipes restrict flow year after year and eventually rust through, turning taps brown and showers weak. We repipe homes to copper or PEX in efficient stages — often room by room — restoring full pressure and clean water without tearing the house apart.

Hydronic Boiler Service & Freeze Protection

Hot-water and baseboard systems need proper glycol levels, insulation on exposed runs, and reliable backflow prevention to survive Massachusetts winters. We service and tune hydronic boilers, protect vulnerable piping in unheated bays and crawlspaces, and catch freeze risks before they become burst pipes.

Roofing, Siding & Window Installation

From bay window roofs with a 25-year no-leak guarantee to full siding replacements and energy-efficient window installs, our exterior work is built for New England weather. Every project starts with clear options at multiple price points and ends with a meticulous site cleanup.

Physical Proof of Work

Visual Transformations & Upgrades

Real project comparisons demonstrating code-compliant modernizations and equipment replacements in Milton.

High-Efficiency Tankless Conversion

Aging 50-gal cylindrical tank in basement with leaking relief valve and sediment buildup

Illustrative example — not DeFrancesco Construction's work
Before upgrade BEFORE
After upgrade AFTER
Key Upgrade Specifications
  • Licensed, code-compliant installation
  • Upfront pricing agreed before work begins
  • Work area cleaned up on completion
Warranty discussed with your estimate
Request This Upgrade → 📞 Dispatch

Basement Sewer Stack Modernization

Cracked, calcified cast-iron sewer stack weeping wastewater at cleanout fitting

Illustrative example — not DeFrancesco Construction's work
Before upgrade BEFORE
After upgrade AFTER
Key Upgrade Specifications
  • Licensed, code-compliant installation
  • Upfront pricing agreed before work begins
  • Work area cleaned up on completion
Warranty discussed with your estimate
Request This Upgrade → 📞 Dispatch

Hydronic Boiler Zone & Piping Manifold

Aging uninsulated heating pipes with sticking zone valves and pressure imbalance

Illustrative example — not DeFrancesco Construction's work
Before upgrade BEFORE
After upgrade AFTER
Key Upgrade Specifications
  • Licensed, code-compliant installation
  • Upfront pricing agreed before work begins
  • Work area cleaned up on completion
Warranty discussed with your estimate
Request This Upgrade → 📞 Dispatch
Customer Testimonials

Verified Feedback from Neighbors in Milton

Real feedback from local property owners who trusted DeFrancesco Construction with their mechanical and home services.

★★★★★

“Working with Frank was a joy. He is very responsive, presented a suite of options for our siding project at various price points, and his team were very professional, working quickly and with high quality. I can’t recommend Frank and DeFrancesco Construction enough!”

Christopher J. Novak Verified Local Customer
★★★★★

“high-quality workmanship, transparent pricing, efficient and timely completion, meticulous site cleanup, and excellent customer service, including prompt communication and thorough explanations. I definitely recommend DeFrancesco construction for the jon”

M M Verified Local Customer
★★★★★

“Looking for honest and great quality this company will be the best choice you will ever make, Frank and his team work was above and beyond in what we were looking for His advice on what Was envisioned made result even better. My wife and I was looking for quality and satisfaction they did a remarkable job on our building at 25 Dana Ave in Hyde Park ma 02136 , Frank thank you so much you and your guys did a great job in giving this building a new look , thank you .”

martin lawrence Verified Local Customer
DeFrancesco Construction team and work vehicle in Milton
● Serving Milton, MA & Nearby Communities
Local Heritage & Values

About DeFrancesco Construction

Founded on principles of honest craftsmanship, upfront communication, and technical excellence, DeFrancesco Construction has served the Milton area with dependable residential and commercial mechanical services.

Our technicians are fully licensed, insured, and background-checked. We specialize in historic Boston triple-decker plumbing, cast-iron sewer stack repiping, galvanized line upgrades, hydronic boiler freeze protection, ensuring your property remains protected and efficient year-round.

Fully Licensed & Insured
5.0-Star Google Reputation
Upfront Itemized Pricing
Zero Travel Surcharges

Local Coverage Across Milton, MA

Our licensed service trucks are stationed locally to provide rapid response times throughout Milton, Cambridge, Newton, Somerville, Brookline, Watertown.

Guaranteed Dispatch Radius
Milton & Surrounding Municipalities
No long-distance travel fees for standard service calls within our core operating territory.
Connect With Us

Request an Upfront Estimate

Reach out directly by phone or submit your project details below for a prompt, itemized response.

Direct Phone Line
(617) 365-1444
Physical Service Base
418 Brush Hill Rd, Milton, MA 02186
Milton, MA 02186
Operational Hours
Monday: 9 AM to 5 PM, Tuesday: 9 AM to 5 PM, Wednesday: 9 AM to 5 PM, Thursday: 9 AM to 5 PM, Friday: 9 AM to 5 PM, Saturday: 9 AM to 5 PM, Sunday: Closed

Fast Project Estimate

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