Prehung interior & exterior doors services

Choose Riverhead Building Supply for your interior door needs and enjoy unparalleled craftsmanship and customization. We expertly hang doors on virtually any width or thickness of jamb. We can hang doors on countless jamb species, including exotic hardwoods, and offer custom jamb details like quirks for doors without casing. With hundreds of hinge preps and finishes available, our solutions are tailored to your unique style. Plus, we hand cut every component and check every door to ensure correct reveals, delivering a perfect fit every time. Trust Riverhead Building Supply for exceptional quality and meticulous attention to detail.

  • We offer a variety of specialty hinge prep.
  • Head jamb is cut by hand to precisely fit individual door.
  • Stops are not pre-applied, instead they are fit, by hand, to ensure continuous contact with the door.
  • Prehung doors save you time, labor, and make installation simple.

View Flush and Molded Doors

Everything we do is designed to make a door swing smoothly, close tightly, and look like it was hung in place by a craftsman.

We could save time by cutting the same corners other manufacturers do, but we want to give our customers something better. Our prehung interior and exterior doors stand the test of time. And that’s something we’re proud to stand behind.

Connect with a custom millwork specialist