The Best Plumbing Contractors in Grantham, NH

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

#1

Grantham Plumbing & Heating

4.8
(45 reviews)
Verified

A locally owned and operated full-service plumbing and heating company serving Grantham and the Lake Sunapee region. They specialize in both emergency repairs and scheduled installations for residential and commercial properties, with deep knowledge of New Hampshire's specific plumbing codes and the challenges of the local climate.

1124 Route 10 South, Grantham, NH 03753

Specialties & Features

24/7 Emergency Service
Water Heater Installation & Repair
Drain Cleaning
Pipe Repair & Replacement
Well Pump Services

Business Information

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

D.S. Plumbing & Heating LLC

4.7
(112 reviews)
Verified

A highly-rated, family-owned contractor based in nearby Newport, known for prompt and reliable service throughout Sullivan County. They offer comprehensive plumbing services, from minor faucet repairs to major sewer line replacements, and are praised for their clean work and professional demeanor.

367 Sunapee Street, Newport, NH 03773

Specialties & Features

Residential Plumbing
Sewer and Drain Services
Leak Detection
Bathroom Remodeling Plumbing
Emergency Repairs

Business Information

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

Parker's Plumbing & Heating

4.6
(86 reviews)
Verified

Serving the Upper Valley and Sunapee regions for over two decades, Parker's is a trusted name for complex plumbing projects and routine maintenance. They have extensive experience with both new construction plumbing for homes and businesses and troubleshooting older systems common in the region.

84 Main Street, Unit 3, Sunapee, NH 03782

Specialties & Features

Commercial Plumbing
Water Heater Specialists
Kitchen Plumbing
Hydronic Heating Systems
24/7 On-Call Service

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes

Why These Are the Top Plumbing Contractors in Grantham

Grantham, NH, is a small town in Sullivan County with a mix of year-round residences, vacation homes near Eastman Lake, and a growing number of commercial properties. The local plumbing market is served by a handful of dedicated local contractors and several established companies from neighboring towns like Newport and Sunapee. Common issues include dealing with hard water, maintaining older septic systems, and addressing pipe freeze-ups during the harsh New England winters. The most sought-after services are 24/7 emergency repairs (especially for burst pipes), water heater service due to the climate, and drain cleaning for homes with older plumbing and septic systems.

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 Grantham regulations and climate

Frequently Asked Questions About Plumbing in Grantham

Get answers to common questions about plumbing services in Grantham, New Hampshire.

1How do Grantham's cold winters impact my plumbing, and what preventative maintenance should I prioritize?

Grantham's sub-freezing winter temperatures pose a significant risk of frozen and burst pipes, especially in crawl spaces, basements, and exterior walls. Homeowners should prioritize insulating exposed pipes, disconnecting and draining outdoor hoses, and ensuring their basement stays above 55°F. It's also wise to know the location of your main water shut-off valve for emergencies, as a burst pipe can cause extensive water damage.

2What is the typical cost range for common plumbing services in the Grantham area?

Costs vary based on job complexity and parts, but regional rates for a licensed plumber typically range from $100-$200 per hour. For example, fixing a running toilet might cost $150-$300, while installing a new water heater can range from $1,200 to $3,500+ depending on the unit type and complexity. Always request a detailed, written estimate that includes labor, materials, and any potential permit fees before work begins.

3Are there specific regulations in Grantham or New Hampshire I should know about for plumbing repairs or installations?

Yes. New Hampshire requires all plumbing work to be performed by a state-licensed plumber, and many installations (like water heaters, new fixtures, or re-piping) require a permit from the Grantham town office. This ensures work meets state plumbing code, which is crucial for safety, insurance, and future home sales. Always verify your plumber's NH license is current and that they will pull necessary local permits.

4What should I look for when choosing a reliable plumber serving Grantham?

First, confirm they hold a valid New Hampshire Master or Journeyman Plumber license. Choose a local, established company familiar with Grantham's older home foundations, well water systems, and winterization challenges. Check for positive reviews on local community forums, verify they are fully insured, and ask about their emergency service availability, especially during our harsh winter storms when frozen pipe calls are common.

5My home is on a private well. Are there any special plumbing considerations I should be aware of?

Absolutely. Well systems in Grantham require specific maintenance. You should regularly test your water quality for minerals like iron and manganese (common here) which can stain fixtures and clog pipes. Pressure tank issues and well pump repairs are specialized tasks. A local plumber experienced with well systems can also advise on and install water softening or filtration systems to protect your plumbing and appliances from hard water scale.