Main Enterprises, Inc
Plumbing Services Division
Plumbing systems are critical to building performance, safety, and comfort. At Main Enterprises, we’ve expanded our trusted mechanical expertise to include comprehensive commercial plumbing solutions. Whether you need engineered system design, expert installation, or fast emergency service, we bring the same precision, reliability, and integrity that have defined our HVAC services for over a century.
Our plumbing division supports commercial, institutional, and industrial facilities with end-to-end service — from engineering calculations and installations to leak detection, upgrades, and maintenance programs.

Our Core Plumbing Services Include
Water Heater & Boiler Replacements
High-efficiency replacements, recirculation balancing, and commissioning for long-term performance.
Drain Clearing
In-building line; extended runs and jetting available through our trusted partners.
Backflow Testing
This is an annual requirement by most local agencies overseeing public health & wellbeing
Underground Pipe Lininn
Non-invasive lining to extend the life of damaged underground piping without disruptive excavation.
Sink, Toilet & Fixture Services
Professional repair and replacement for restrooms, tenant fit-outs, and commercial spaces.
Water Leak Repairs
Rapid detection and targeted repairs to minimize downtime and damage.
Booster Pump Systems
Engineered design, installation, and repair of building booster pump systems to stabilize pressure.
Circulator Pump Replacements
Modern, efficient circulators for optimal system flow and energy savings.
Equipment Relocation
Dishwasher, washing machine, and other plumbing-related equipment relocated with proper tie-ins and venting.
Commercial Kitchen Upgrades
Code-compliant trench drains, grease-line tie-ins, floor sinks, and plumbing upgrades for high-use facilities.

Engineering & Compliance Capabilities
Our licensed professionals apply engineering discipline and code expertise to every project:
-
Drain system engineering & hydraulic calculations
-
Gas system engineering & load calculations (Natural Gas & Propane)
-
Gas system inspections & upgrades
-
Hot water mixing valve service & replacement
-
Hot water system design, installation & repairs
-
Pipe system engineering, leak testing, repairs & replacements
-
Process water system installation & maintenance
-
In-building drain clearing & jetting (via American Rooter or other partners)
-
Water service upgrades & maintenance
-
Water softening & filtration system installations
Specialized Services with Trusted Partners
For specialized work, Main Enterprises partners with industry-leading service providers to offer a seamless experience:
-
Complex drain clearing and jetting services
-
Professional water damage cleanup and recovery
We coordinate these services directly so you only deal with one point of contact.


Plumbing Maintenance Programs
Just like your HVAC systems, plumbing systems benefit from planned maintenance. We offer tailored plumbing service programs designed to extend system life, reduce emergency calls, and keep your facility running smoothly.
-
Monthly, quarterly, or customized service intervals
-
Proactive inspections and system performance checks
-
Priority response for contracted clients
Let us build a preventative maintenance plan to fit your facility’s needs.
