The Best Plumbing Contractors in Waipahu, HI

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

#1

Plumber Joe

4.8
(200 reviews)
Verified

A highly-rated, family-owned and operated plumbing company known for its rapid response, especially for emergency services. They emphasize honest, upfront pricing and clear communication with customers for both residential and commercial projects.

94-856 Lumiaina St, Waipahu, HI 96797

Specialties & Features

Emergency plumbing repairs
Water heater installation and repair
Drain cleaning and sewer services

Business Information

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

Benjamin Franklin Plumbing

4.7
(150 reviews)
Verified

Part of a nationally recognized franchise known for its professional "on-time" guarantee and well-trained, uniformed technicians. They offer a wide range of services and are particularly noted for their work on pipe replacement and repiping projects.

94-413 Koaki St, Waipahu, HI 96797

Specialties & Features

Pipe installation and replacement
Leak detection and repair
Water heater installation and repair

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Mr. Rooter Plumbing of Honolulu

4.6
(180 reviews)
Verified

A well-established plumbing service with a strong focus on solving complex drain and sewer line issues using advanced techniques like hydro-jetting and video camera inspections. They serve both residential and commercial clients throughout the region, including Waipahu.

(Serves Waipahu from its central Oahu location)

Specialties & Features

Drain cleaning and sewer services
Bathroom and kitchen plumbing
Commercial plumbing services

Business Information

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

Why These Are the Top Plumbing Contractors in Waipahu

** The plumbing market in Waipahu is competitive and reflects the broader Oahu landscape. The average quality of service is high, driven by strict state licensing requirements and a customer base that values reliability and expertise. Many homes in Waipahu are of older construction, leading to a consistent demand for pipe replacement, leak detection, and drain cleaning services. The combination of hard water and tropical climate also contributes to a high volume of water heater maintenance and replacement jobs. Competition is robust, with a mix of long-standing local companies and reputable national franchises. This competition generally benefits consumers through competitive pricing and a focus on customer service. Typical pricing for plumbing services in Waipahu is above the national average, which is consistent with Hawaii's higher cost of living, labor, and materials. For standard service calls, customers can expect rates starting from $100-$150, with emergency or after-hours services commanding a significant premium. Major projects like full re-pipes or sewer line replacements can range from several thousand to tens of thousands of dollars.

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 Waipahu regulations and climate

Frequently Asked Questions About Plumbing in Waipahu

Get answers to common questions about plumbing services in Waipahu, Hawaii.

1Why are plumbing services in Waipahu often more expensive than on the mainland, and what's a typical cost range for common repairs?

Costs are higher due to shipping fees for parts, Hawaii's general cost of living, and specialized knowledge for local infrastructure. For example, a standard water heater replacement can range from $1,800 to $3,500+, while fixing a leak under a slab foundation (common here due to soil movement) can start at $2,000. Always request a detailed, written estimate that includes all parts, labor, and any potential permits.

2How does Waipahu's tropical climate and soil affect my home's plumbing system?

The constant humidity accelerates corrosion on pipes and water heaters, while the volcanic, shifting clay soil common in the area can cause significant ground movement. This leads to frequent issues with cracked sewer lines, slab leaks, and stressed pipe joints. Regular inspections for leaks and corrosion are crucial, and using corrosion-resistant materials like PVC or copper is highly recommended for repairs.

3Are there any local regulations or permits I need to be aware of for plumbing work in my Waipahu home?

Yes, all major plumbing work in the City & County of Honolulu requires a permit and must be performed by a licensed plumber. This is strictly enforced for water heater replacements, sewer line repairs, and any re-piping. Reputable local plumbers will handle the permit process with the Department of Planning and Permitting (DPP), which can add time but ensures the work is inspected and up to code.

4What should I look for when choosing a reliable plumber in Waipahu?

Always verify a valid Hawaii state plumbing license (C-37 or C-37a) and strong local references, as knowledge of Waipahu's specific soil and housing styles is key. Choose a company with a physical local address and proven emergency response capability, especially during heavy rain seasons when backups are common. Be wary of "fly-by-night" operators who lack proper licensing and knowledge of local codes.

5My drains are slow, especially during heavy rains. Is this a common problem in Waipahu, and what causes it?

Yes, this is extremely common. Waipahu's older neighborhoods often have combined sewer lines that can become overwhelmed during intense tropical downpours, leading to backups. Furthermore, invasive tree roots (like those from ficus or monkeypod trees) seek out water in sewer pipes, causing frequent blockages. A professional can perform a camera inspection to determine if it's a simple clog, root intrusion, or a more serious line break.