Whether it’s a job quote you need right away, a field service issue that requires immediate attention, help on a special project, or an expedited shipment, Keystone is always focused on you, our most appreciated customer.

We offer free samples, so you can see our products, try our products, and test our products – in person, with nobody looking over your shoulder. All you have to do is ask.

Our customer service team knows what questions to ask and what details are needed to get you a complete answer. So, when you need a job quote, call Keystone. You can expect a reply from us within a few hours.

We pledge to ship most items the very same day you place your order. With 14 distribution centers, Keystone can deliver in 48 hours anywhere in the United States. Need it even faster? Same-day pickup is available.

We’re confident you’ll be completely satisfied with our products. But if you need to return a product, we don’t ask questions, but provide a full refund or a replacement at no cost. We’re always willing to work with you – just ask!

Keystone was founded in Philadelphia in 1945, and we’re proud to be an American company, with manufacturing hubs across the country. Many of our products qualify as “Made in America,” making users eligible for rebates.