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Best basement waterproofing pros near Kapaa, HI

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Top-Rated Basement waterproofing pros in Kapaa - Updated Nov 2026

Avatar for Ace Construction LLC
Ace Construction LLC
5.0(
3
)
Basement Drainage Channels - Install

Serving Kapaa, HI and surrounding areas

In business since 2020

Free estimates

Emergency services offered

"Ace Construction did a fantastic job with the installation of an entirely new septic system. They were able to get the job completed in a timely manner and took care of all the ins and outs. If you are looking for any excavation work or septic system installations then I would highly recommend this company."
Beginning the process of a septic system installation
Another hole for the water chamber/drainfield
Septic System Installation
Septic System Installation
Septic System Installation

+11

Recommended by100%of homeowners
Avatar for SK Plumbing Service
SK Plumbing Service
4.8(
3
)
Basement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Kapaa, HI and surrounding areas

In business since 2018

Free estimates

Credit card accepted

"This company provides professional services and has a great community/friendly communication skill set . They are very quick and easy to work with and is very diligent in getting the work done. Our architect company would highly recommend this plumbing company to others in need of their services."
Response time3 hrs
Recommended by100%of homeowners
Basement Waterproofing FAQs, answered by experts

Yes. Water can penetrate through a concrete foundation wall. This can happen whether or not you have cracks, as concrete is a porous material. You’ll want to take steps to waterproof your basement or crawl space.

There are several small, inexpensive upgrades you can make to upgrade your basement. Although you still need to adhere to building codes and obtain permits when necessary, you can complete small but mighty tasks like painting the masonry walls and installing entertainment devices to make the space more usable. 

A sump pump can be added to an existing basement. To do this, you will need to use a jackhammer or sledgehammer to break up the concrete and dig a pit. You will also need to create a hole in your basement wall to run the discharge pipe through.

Standing water under your house can threaten its structural integrity. If water pools in your crawl space, it can damage the foundation and the structure above ground, causing wood rot, mold, and other problems. If you have a concrete foundation, standing water under your house can also make your foundation slabs crack.

Home improvement grants are available for various groups, including individuals with very low-income housing, elderly people, older adults, and veterans. These grants can cover a range of needs, from accessibility modifications to addressing critical issues that may affect a resident's health or safety.

The Kapaa, HI homeowners’ guide to basement waterproofing services

From average costs to expert advice, get all the answers you need to get your job done.