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Serving Quality and Craftsmanship for 150 Years and Counting


Take a virtual tour of our Ohio Street showroom to view our large variety of toilets, faucets, and fixtures that are on display. Find one that you like? Stop by and see it work in person before you purchase! Our experts are here to help you find the perfect fit for your home.

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See for yourself!

When indoor plumbing was in its infancy and the gas-boom days were industrializing the area, Knapp Supply has carried on Alexander Knappā€™s vision of providing the best quality material and merchandise at the most affordable price. Work with us, and you'll see that legacy has carried on while maintaining both the quality and quantity of our product lines.

Showroom: 8 AM - 5 PM M-F

420 S. Ohio Ave, Muncie, IN 47302

We Do Some Pretty Great Work

Check out some of our best work from our in-person showroom. If you like what you see, stop by our office to see even more personalized home spaces that can make your house a home.