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Emergency Service Available

Locally Owned & Operated Since 1985

All Work Is Guaranteed

Same-Day Estimates

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Emergency Service Available

Locally Owned & Operated Since 1985

All Work Is Guaranteed

Same-Day Estimates

Request Lorem Epsom

Hero Request Form

Sudden Service with a Smile!

Plumbing Services
South Plainfield, NJ and Somerset County, NJ

Emergency Service Available

Locally Owned & Operated Since 1985

All Work Is Guaranteed

Same-Day Estimates

Request Lorem Epsom

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Trusted Plumbing Solutions When You Need Them Most

Since 1985, RupCoe Plumbing, Heating & Air Conditioning Inc has provided reliable plumbing services to homeowners and businesses throughout Middlesex, Somerset, Hunterdon, Essex, Union, Morris, Mercer, and Monmouth counties. As a family-owned and locally operated business, we bring over 41 years of industry experience along with the personalized attention you deserve.


Our licensed, insured, and background-checked technicians arrive on time with fully stocked service vehicles, which allows us to complete most repairs during the first visit. We offer honest upfront pricing with fixed rates, so you never face unexpected costs. From routine maintenance to emergency repairs and complete system installations, contact us for dependable plumbing solutions backed by manufacturer warranties and our commitment to accurate service.

RupCoe Plumbing, Heating & Air Conditioning Inc. logo with gray pipe and red text

$50 OFF

Any Plumbing Service

Not valid with any other offers or promotions. Restrictions apply. Must mention this coupon at the time of scheduling.

RupCoe Plumbing, Heating & Air Conditioning Inc. logo with gray pipe and red text

$500 OFF

Any Complete Heating Replacement System

Not valid with any other offers or promotions. Restrictions apply. Must mention this coupon at the time of scheduling.

RupCoe Plumbing, Heating & Air Conditioning Inc. logo with gray pipe and red text

$50 OFF

Any Heating Tune-Up

Not valid with any other offers or promotions. Restrictions apply. Must mention this coupon at the time of scheduling.

RupCoe Plumbing, Heating & Air Conditioning Inc. logo with gray pipe and red text

$50 OFF

Any Drain Cleaning + Free Camera Inspection

Not valid with any other offers or promotions. Restrictions apply. Must mention this coupon at the time of scheduling.

Since 1985, RupCoe Plumbing, Heating & Air Conditioning Inc has provided reliable plumbing services to homeowners and businesses throughout Middlesex, Somerset, Hunterdon, Essex, Union, Morris, Mercer, and Monmouth counties. As a family-owned and locally operated business, we bring over 41 years of industry experience along with the personalized attention you deserve.


Our licensed, insured, and background-checked technicians arrive on time with fully stocked service vehicles, which allows us to complete most repairs during the first visit. We offer honest upfront pricing with fixed rates, so you never face unexpected costs. From routine maintenance to emergency repairs and complete system installations, contact us for dependable plumbing solutions backed by manufacturer warranties and our commitment to accurate service.

Three outdoor air-conditioning units on concrete pads against a brick wall

Why Choose RupCoe for Your Plumbing, Heating and 

Air Conditioning Service in South Plainfield, NJ

We stand behind every service call with licensed, insured, and background-checked technicians who arrive on time in fully stocked vehicles ready to complete repairs on the first visit. Our fixed-rate pricing means no surprises, and with 24/7 emergency service available, we're here when you need us most.

Over 40 Years in Business

Money-Saving Offers

Trustworthy and Honest


Privately Owned and Operated


We'll Beat Any Written Estimate


We Service Any Brand


Clogged Toilet Repair and Installation
We quickly diagnose and resolve toilet clogs, leaks, and performance issues to restore proper function. When repairs aren't enough, our team handles complete toilet replacements with modern, water-efficient models that protect your home and reduce water bills.
Drain Cleaning
Our technicians clear stubborn blockages from sinks, tubs, showers, and floor drains using professional equipment and proven techniques. Regular drain cleaning prevents backups and keeps your plumbing system flowing smoothly.
Gas Line Services
We install, repair, and maintain gas lines for appliances, heating systems, and outdoor equipment with strict attention to safety standards. Our licensed technicians ensure every connection is secure and compliant to protect your property and family.
Hydro Jetting
High-pressure hydro jetting removes years of buildup, grease, and debris from your pipes without damaging the system. This thorough cleaning method restores full flow capacity and extends the life of your plumbing.
Kitchen Plumbing and Garbage Disposals
From leaking faucets to garbage disposal replacements, we handle all kitchen plumbing needs with precision and efficiency. Our services improve your home's convenience while preventing water damage and costly repairs.
Sewer Line Repairs
We address cracked, broken, or collapsed sewer lines using modern repair methods that minimize disruption to your property. Our fast response service prevents sewage backups and health hazards, and we assist with insurance claims when needed.
Sewer Video Inspection
Advanced camera technology allows us to pinpoint the exact location and cause of sewer line problems without excavation. This accurate diagnostic approach saves time and money by identifying issues before they become emergencies.
Slab Leak Detection and Repair
Hidden leaks beneath concrete foundations can cause serious structural damage if left undetected. Our specialized equipment locates slab leaks quickly, and our technicians provide effective repairs that protect your foundation and prevent mold growth.
Sump Pump Services
We install, maintain, and repair sump pumps that keep basements dry and prevent flooding during heavy rainfall. Regular service ensures your system activates when needed to protect your home from water damage.
Tankless Water Heater Repair and Installation
As an authorized Rinnai dealer, we specialize in tankless water heaters that provide endless hot water while reducing energy costs. Our technicians handle installations and repairs with precision to ensure optimal performance and manufacturer warranty coverage.
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Here's what our satisfied customers are saying...

At RupCoe Plumbing, Heating & Air Conditioning Inc, we take pride in providing exceptional residential and commercial HVAC and plumbing services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of RupCoe Plumbing, Heating & Air Conditioning Inc and let others know what you think.

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