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Wellborn Home Additions & ADU: The Dallas Owner’s Guide
We install and service Wellborn cabinetry and millwork inside home additions and ADUs across Dallas, with most full projects landing between $45,000 and $130,000 depending on square footage, foundation work, and the cabinet line you choose. Homeowners usually reach us when a Wellborn cabinet door has delaminated, a drawer glide has snapped, or hinge plates have pulled loose from the frame after a Dallas summer’s worth of humidity cycling. The good news: Wellborn parts are standardized enough that we can match most failures on the first visit. Penhallow Remodeling Dallas is an independent contractor, not affiliated with Wellborn, but we work with their product lines daily on room additions, garage conversions, and ADU builds from Oak Cliff up through Richardson.
Which Wellborn Models This Applies To

Wellborn runs three main cabinet lines that show up constantly in Dallas additions and ADU projects: the Premier Series (framed construction, ½-inch plywood boxes, birch or maple face frames), the Estate Series (frameless full-access construction with slab or shaker fronts), and the Cabinet Concepts value line used heavily in garage conversions and rental ADUs. Here’s the compatibility gotcha most homeowners run into: Wellborn changed their hinge boring pattern on Estate Series doors around 2018. If you have a pre-2018 door, a standard 35mm cup hinge won’t seat cleanly without a drilling jig, and we often replace the hinge and plate as a matched set rather than forcing a newer part onto an older bore. For door dimensions, measure the backside of the door, not the front; many Dallas owners order based on the face size and end up with a door that overhangs the frame by a quarter inch.
On the OEM-versus-aftermarket question for Wellborn specifically: drawer glides and soft-close mechanisms are where we tell people to stay with Wellborn hardware or a direct spec equivalent. The undermount glides Wellborn uses on Premier and Estate lines have a tab spacing that differs from big-box generic brands by about 3mm, and a “universal” glide will bind inside two years. Hinge plates are more forgiving; a Blum or Salice plate in the matching offset works fine. We stock genuine Wellborn drawer glides, hinge kits, and touch-latch assemblies on our trucks because those are the first things to fail in a Dallas rental ADU that sees heavy tenant turnover.
Styles & brands we work with







Signs Your Wellborn Home Additions & ADU Is Failing
- Drawer fronts that sag or scrape the cabinet below. The undermount glide clip has worn out, usually on the left side where the weight of pots or dishes concentrates. You’ll see the drawer ride up on the right track and eat a groove into the face frame.
- Doors that won’t stay closed against the cabinet frame. The soft-close piston inside the hinge has lost its fluid, or the hinge plate screws have stripped out of the face frame from repeated slamming. In a Dallas summer, the heat accelerates that fluid loss.
- Visible swelling or darkening along the cabinet bottom edge. Water from a dishwasher leak, a slab floor that wicks moisture, or a bathroom ADU without proper exhaust has found its way into the MDF core. Once the core swells past 1/16 inch, the cabinet side cannot be truly repaired; it gets replaced.
- Adjustable shelves that bow in the middle. On Wellborn’s Cabinet Concepts line, the 3/4-inch melamine shelves will deflect under heavy canned goods or reference books. The shelf clip slots also widen over time, which is why we see shelves drop suddenly at the back.
- Hinges pulling free from the door, leaving a flared screw hole. This is the most common Wellborn-specific failure we see in Dallas additions under ten years old. The combination of a heavy slab door and high indoor humidity softens the fiberboard enough that the screw loses purchase. We repair this with a threaded insert rather than toothpicks and glue, which buys another decade.
See the difference
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AfterReplacement Cost & What’s Included
If you’re replacing a single Wellborn cabinet door, drawer glide set, or hinge kit inside an existing Dallas addition or ADU, you’re looking at roughly $120 – $400 installed, including the part and our trip. If the failure points to a larger cabinet run that’s been water-damaged or the carcass itself has failed, that’s cabinet installation territory, which runs $4,000 – $13,000 in Dallas depending on linear footage and whether you stay in the same Wellborn line or upgrade. For a full home addition or ADU with new Wellborn cabinetry throughout, the $45,000 – $130,000 range on this page covers framing, foundation, subfloor, drywall, electrical rough-in, and cabinet installation together. What’s included on every job from us: a written price before we pick up a tool, a defined arrival window, and a 365-Day Done Right Promise in writing. If a drawer glide we install binds within the year, we come back and replace it at no charge. A live person answers the phone at (940) 204-5368 when you call with a parts question; nobody runs you through a voicemail tree.
DIY or Call Us?
If the problem is a loose hinge, a door that needs a quarter-turn adjustment, or a shelf clip that popped out, you can check those yourself with a Phillips driver and a level. There’s nothing inherently dangerous about adjusting cabinet hardware. The line we draw is anything that involves removing a Wellborn door with a soft-close mechanism still tensioned, or drilling into a cabinet face frame to repair a stripped screw hole. Get the angle wrong on a face frame bore and you’ll crack the stile and turn a $12 hinge fix into a $180 panel replacement. Trevor Nash trained at Los Angeles Trade-Technical College and spent years on foundation repairs and full gut-outs before his crew started working Dallas jobs from Oak Cliff bungalows to new builds near White Rock Lake. Give us a number before we pick up a tool: that’s the only way we know how to start. Call (940) 204-5368 and we’ll tell you over the phone whether that Wellborn part is a truck-stock item or if we need to order it from the manufacturer.
FAQs

In a climate-controlled ADU, expect 15 – 25 years from Wellborn Premier or Estate cabinets before you’re into replacement territory; the Cabinet Concepts line typically gives you 8 – 15 years before hinges and glides start to go one by one. Dallas humidity is the variable that moves that number: a detached ADU without a dehumidifier or proper HVAC can knock years off a cabinet’s life because the fiberboard core never fully dries between seasons.
If the swelling is caught within days and the damaged area is under 2 inches, we can sometimes dry it out, seal the edge, and refinish; beyond that, the MDF core has permanently expanded and the cabinet side or door gets replaced. The giveaway is the edge banding starting to peel away from the core; once you see that separation, the damage is structural. Call (940) 204-5368 and we’ll give you an honest read on whether repair is actually on the table.
A single door or drawer glide swap takes under an hour on site, assuming we have the part on the truck, which we usually do for genuine Wellborn glides and hinge kits. If we’re ordering a custom door to match your stain or paint, expect two to three weeks from order to installation. For a full cabinet replacement inside your Dallas addition, that’s a two-to-three-day window depending on how many cabinets we’re pulling.
We stock genuine Wellborn drawer glides, hinge components, and touch-latch hardware on our vehicles because the spacing on Wellborn’s undermount glides does not match big-box universals, and a mismatched glide will fail within two years. For hinge plates, we’ll use a Blum or Salice match where the offset is identical, because those manufacturers make Wellborn’s hinge hardware anyway. If your project involves KraftMaid, Cambria, or Silestone surfaces alongside Wellborn, we handle those lines too.
Written by Trevor Nash, Owner, Penhallow Remodeling Dallas at Penhallow Remodeling Dallas, serving Dallas and nearby areas.


