The Best Plumbing Contractors in Nassau, DE

Compare the highest-rated plumbing professionals in Nassau, Delaware. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Simpson Plumbing

4.8
(127 reviews)
Verified

A highly-rated, family-owned plumbing company serving the Nassau and greater Sussex County area. They specialize in both residential and commercial plumbing, offering 24/7 emergency response for burst pipes, clogged drains, and water heater failures. Known for their professionalism and expertise with local coastal plumbing systems.

28412 Nassau Commons Blvd, Nassau, DE 19969

Specialties & Features

24/7 Emergency Service
Water Heater Repair/Installation
Drain and Sewer Cleaning
Gas Line Services
Kitchen and Bath Plumbing

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Coastal Rooter & Plumbing

4.6
(94 reviews)
Verified

Serving the Delaware coast including Nassau, this provider excels in dealing with the specific challenges of coastal properties, such as hard water and corrosive soil conditions. They offer comprehensive sewer and drain cleaning using state-of-the-art hydro-jetting equipment and are experts in trenchless pipe repair.

Nassau, DE 19969

Specialties & Features

Trenchless Sewer Repair
Hydro-Jetting
Camera Inspections
24/7 Emergency Service
Root Removal

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

First Class Heating & Plumbing

4.7
(215 reviews)
Verified

A well-established, full-service HVAC and plumbing company that is a trusted name in the region. Their plumbing division is robust, handling everything from minor faucet repairs to major commercial pipe installation. They are particularly noted for their water heater expertise and offer extended hours for emergency calls.

28712 John J Williams Hwy, Millsboro, DE 19966

Specialties & Features

Water Heater Services
Whole-House Repiping
Commercial Plumbing
Leak Detection
Fixture Installation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes

Why These Are the Top Plumbing Contractors in Nassau

Nassau, Delaware is a small census-designated place in Sussex County, near popular coastal areas like Rehoboth Beach and Lewes. The local plumbing market is characterized by a mix of year-round residences and seasonal vacation homes, leading to high demand for emergency services, especially for properties that have been vacant. Common issues include pipe corrosion from sandy, saline soil, hard water scale buildup, and drain problems from older septic systems. The market is competitive with several regional providers serving the area, requiring contractors to have specific knowledge of coastal building codes and the challenges of Delaware's water table.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Nassau regulations and climate

Frequently Asked Questions About Plumbing in Nassau

Get answers to common questions about plumbing services in Nassau, Delaware.

1What are common plumbing issues for Nassau, DE homes due to the local climate and water?

Nassau's proximity to coastal areas and Sussex County's generally hard water contribute to specific issues. Homeowners frequently deal with accelerated corrosion and mineral buildup (scale) in pipes and water heaters, which reduces efficiency and can lead to leaks. Additionally, the freeze-thaw cycles in winter can cause pipes in uninsulated crawl spaces or exterior walls to burst, making preventative insulation a key local consideration.

2How do I verify a plumber is properly licensed and insured to work in Delaware?

In Delaware, all master and journeyman plumbers must be licensed by the Delaware Division of Professional Regulation. Always ask for their state license number and verify it online through the Division's license lookup tool. For Nassau-area work, also ensure they carry general liability and worker's compensation insurance to protect your property, as this is a critical local requirement for reputable providers.

3Are plumbing services more expensive in the Nassau/coastal Delaware area?

Pricing can be slightly higher than inland averages due to regional service area costs and high seasonal demand, especially during the summer population surge. However, standard service call fees and hourly rates for Sussex County are generally competitive. Always request a detailed, written estimate upfront. For major projects like repiping or water heater replacement, getting 2-3 quotes from local, established companies is the best way to ensure fair pricing.

4When is the best time to schedule non-emergency plumbing maintenance in Nassau?

The ideal times are during the shoulder seasons—late spring (April-May) and early fall (September-October). Scheduling during these periods avoids the peak summer season when plumbers are busiest with emergency calls for vacation rentals and the winter freeze-related emergencies. This timing ensures better availability and often quicker service for preventative tasks like water heater flushing, sump pump checks, and pipe insulation.

5What should I know about replacing a water heater in my Nassau home, considering local codes?

Delaware plumbing code requires water heaters to be installed with proper temperature and pressure relief valves and seismic strapping (even though seismic risk is low, it's code for stability). For coastal Nassau, considering a tankless model can save space and provide endless hot water, but be aware that hard water may require additional descaling maintenance. All installations must be permitted and inspected by the relevant Sussex County authority to ensure compliance.