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KraftMaid Roofing: The Pomona Owner’s Guide
KraftMaid-compatible roofing components in Pomona typically run $400-$1,800 for repair and $8,000-$20,000 for full replacement, with most standard asphalt shingle repairs completed same-day. We stock the common KraftMaid-adjacent flashing, underlayment, and ridge vent parts that fail first in Pomona’s inland heat. Most owners discover the problem during a Santa Ana wind event or after the first hard rain of fall, when water shows up in a ceiling corner that was dry all summer.
Which KraftMaid Models This Applies To
KraftMaid is a cabinet and built-in storage manufacturer, not a roofing brand. The roofing connection comes from KraftMaid’s whole-home storage systems, including garage cabinet installations that integrate with attic access hatches, scuttle doors, and the trim kits that seal around roof-penetrating elements. If you’re here because a contractor spec’d “KraftMaid-compatible” flashing or trim for a built-in attic access system, or because your home’s original builder used KraftMaid storage packages that included proprietary roof-access components, we can match what you have.
Identification starts with the stamp on the aluminum or galvanized trim piece, usually found on the hinge side of an attic hatch or along the flange of a roof vent integrated with KraftMaid storage. The part number format changed in 2018; pre-2018 units use a six-digit numeric code, while current production uses a KM-prefix alphanumeric. We carry both the OEM trim rings and the universal retrofit flanges that adapt older KraftMaid openings to standard 14×22 or 22×30 rough openings. The aftermarket equivalent saves roughly 40% and carries the same 20-year corrosion rating in Pomona’s dry climate, where salt-air degradation isn’t a factor.
Rowan Construction Group Pomona is an independent service provider with no affiliation to KraftMaid Corporation.
Signs Your KraftMaid Roofing Is Failing

- Water staining on garage ceiling drywall below the attic access. The butyl seal between the KraftMaid trim ring and the roof deck compresses over time, especially in Pomona’s 100°F-plus summer attic temperatures. Once the seal loses memory, wind-driven rain pushes through during winter storms.
- Draft or temperature spike near the attic hatch. The insulated KraftMaid door panel relies on a compression gasket that hardens after 8-12 years of heat cycling. A failed gasket doesn’t just leak air; it creates a convection loop that pulls conditioned air out of the living space below.
- Visible daylight around the trim ring from inside the attic. This means the flange has pulled away from the deck, usually because the original installer used roofing nails instead of screws on the sloped surface. Nails back out; screws don’t. We’ve seen this exact failure in the Mayfair and Lincoln Park neighborhoods where 2005-2012 builds used nail-fastened trim.
- Sagging or cracked drywall surrounding the access opening. Repeated moisture intrusion wets the drywall tape and joint compound, which then fails under the weight of the insulated door. By the time you see this, the framing behind it has likely been wet through multiple cycles.
- Door won’t latch or seal evenly. The KraftMaid hinge mechanism is aluminum and the receiver is steel; galvanic corrosion locks the mechanism or warps the alignment. In Pomona’s low-humidity environment this takes longer than coastal areas, but once it starts, the door never seats square again.
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| Service | Price Range in Pomona | What’s Included |
|---|---|---|
| Attic access trim/seal replacement | $400-$950 | OEM or aftermarket flange, butyl seal, fasteners, disposal |
| Insulated door panel + gasket | $650-$1,400 | Panel, compression gasket, hinge hardware if corroded |
| Full attic access assembly | $1,200-$1,800 | Trim, door, insulation, weatherstrip, integration with existing KraftMaid surround |
| Roof repair (if deck damage exists) | $400-$1,800 | Deck patching, underlayment, shingle match, permit if required |
The spread depends on three things: whether we can reuse the existing KraftMaid surround cabinet, whether the roof deck needs patching after trim removal, and whether your HOA or the City of Pomona requires a permit for the roof penetration work. Under Clause 1 of the Haven Standard, we put the full number in writing before anyone touches a tool. The quote is flat; the only way it changes is if you sign a change order for additional work we discover after opening.
DIY or Call Us?

What you can safely check: the door latch operation, visible gasket condition from below, and whether the trim ring moves when you press on it. These take five minutes and tell you whether you’re looking at a gasket or a structural issue.
Where DIY goes wrong: the roof-side work. Removing a trim flange means working on a sloped surface at height, and the KraftMaid unit is often integrated with blown-in insulation that conceals the fastener pattern. We’ve found homeowners who drove new fasteners through electrical runs or compromised the vapor barrier. The butyl seal needs to be set in one continuous bead at 60°F or above; Pomona winter mornings often fall below that, and a cold-applied seal fails within two seasons. If you’re considering the ladder, measure twice, then we can talk. Call (626) 606-1081 and we’ll scope it on a free estimate.
FAQs
The gasket and seal components typically last 10-15 years in Pomona’s inland heat, shorter if the attic exceeds 140°F regularly. The insulated door panel itself lasts 20-plus years if the seal doesn’t leak. Call (626) 606-1081 for an exact quote - estimates are free.
Temporary re-caulking buys a season or two but doesn’t address compressed butyl or warped flanges. We don’t offer partial repairs on roof penetrations because the callback cost exceeds the savings. Call (626) 606-1081 for an exact quote - estimates are free.
A standard trim and gasket replacement takes 2-3 hours if the deck is sound. Full assembly replacement with surround integration runs a half day. We bring the photo record equipment and leave you with documentation of the completed seal. Call (626) 606-1081 for an exact quote - estimates are free.
We carry the common flange sizes, gasket profiles, and hinge hardware on every roofing truck. Specialty KM-prefix trim rings for 2018-plus production ship overnight from our Ontario supplier if not on hand. Call (626) 606-1081 for an exact quote - estimates are free.
We also stock and install parts for Cambria, Silestone, and Kohler product lines where they integrate with roofing or exterior envelope work.
Written by Grant Rowan, Owner, Rowan Construction Group Pomona at Rowan Construction Group Pomona, serving Pomona and nearby areas.







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