HOURS: Mon - Fri 8AM - 9PM, Sat 8AM - 2PM

Enhance Your Home in St. Charles, MO, with Premium Home Products

Tri-State Water, Power, & Air has been serving homeowners throughout St. Charles, MO, since 1992 and has earned an excellent reputation for providing only top-quality home products and outstanding service. We can upgrade your home with a new generator, water treatment system, safe room, or even a detergentless laundry system. Contact us today to learn more.

These folks are great! Had two whole house generators installed and both are flawless. Customer support is top notch. Highly recommend.
CG Anderson
Standby Generator
He was professional, cleaned up as he went. After installation was completed he showed us how to use the equipment. He can come back anytime.
Joe Alfred
Water Treatment
Josh is friendly, professional, quick and considerate! He answered all of my questions, did a great job, and was also friendly with my dog!
Sarah N
Bathroom Remodeling
Tri State Water Power and Air just installed three whole house water systems for my family. The representative that came to my home was very courteous, professional, and not pushy.
Dianne H
Standby Generator
See for Yourself What Our Customers Have to Say About Us
More Than 270 Reviews
4.6 Star Average