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DensGlass sheathing • Suwanee, GA

DensGlass Sheathing Replacement in Suwanee

When moisture readings on a Suwanee building say the sheathing is wet, recoating the outside will not fix it. We open the wall, remove damaged sheathing, replace it with glass-mat gypsum board, repair the framing where needed and rebuild the cladding to match.

  • Wet sheathing removed
  • Glass-mat board installed
  • New barrier & flashing
  • Finish matched to facade

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Suwanee commercial stucco & EIFS. Property managers, boards, owners & builders.

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Behind the facade

The damage you can’t see is the expensive part

A lot of Suwanee’s apartment and condominium buildings, and many low-rise office and mixed-use buildings, are wood-framed with sheathing behind the stucco or EIFS. When water gets in at a window corner, a balcony ledger or a roof-to-wall transition, the sheathing absorbs it first. Paper-faced gypsum loses its strength, oriented strand board swells and rots, and fasteners holding the cladding lose their grip.

From outside, the signs are subtle: a soft spot that gives when pressed, a bulge between joints, cracking that follows the edge of a sheathing panel, or staining under a window. Moisture probing confirms it.

Repair means removing the cladding over the damaged area and cutting back sheathing until we reach dry, sound material. Framing is checked and repaired where rot or termite damage has reached the studs or plates. New glass-mat gypsum sheathing goes in, fastened to the framing, and the weather barrier is lapped into the surrounding wall so water flows over the patch, not behind it. Windows and penetrations in the area are flashed correctly before the stucco or EIFS is rebuilt and finished to blend with the rest of the elevation.

Exterior wall opened with new glass-mat sheathing installed behind the cladding
1999rebuilding Georgia walls
What we rebuild

Sheathing & substrate repairs in Suwanee

The facade only tells you there is a problem. These are the layers we rebuild once a wall is open.

Water-damaged sheathing

Swollen OSB, delaminated plywood and softened gypsum board cut back to sound material and replaced with glass-mat board.

Moisture readings guide the cut

Weather-resistive barrier

New barrier lapped over the sheathing and tied into the existing barrier at every edge of the repair.

Every lap sheds water down

Window & storefront openings

Sill pans and jamb flashing integrated with the barrier so water that reaches an opening drains out.

Where most damage starts

Parapets & roof-to-wall joints

Flashing corrected where a roof, balcony or breezeway meets the wall, a common source of wet sheathing.

Coordinated with the roofer

Termite-damaged substrate

Sheathing and trim damaged by termites replaced, and cladding that runs below grade corrected.

Treatment stays with pest control

Framing documented

Corroded steel studs or decayed wood framing are photographed and referred to the owner’s engineer before the wall is closed.

Engineer decides structure
Choosing the board

Why glass-mat board goes back in

Putting new OSB or paper-faced gypsum back behind the cladding puts the same vulnerable material in the same spot on a wall that has already shown it can get wet. Glass-mat gypsum sheathing has fiberglass facings in place of paper and a moisture-resistant core, so a wet spell does not break it down or feed mold the way wood and paper can.

It is not waterproof on its own. The weather barrier, flashing and sealant joints are still what keep water out, and every replacement we do includes them. Where the sheathing is part of a building’s structural design, or where we find damaged studs, tracks or framing, the owner’s engineer specifies that repair and we rebuild the wall to it. You see photos of the open wall before anything is closed.

Sheathing behind stucco & EIFS
BoardWhen it stays wetOur approach
OSBCommon on older wood frameSwells and loses strengthCut out and replaced
PlywoodDelaminates over timeReplaced or per engineer
Paper-faced gypsumFacing and core break downReplaced with glass-mat
Glass-mat gypsumDensGlass-type boardResists rot and moldInstalled at the repair
Barrier & flashingOver any boardSheds water to the weepsRebuilt every time
Our process

How a sheathing replacement runs on site

The wall is open for as short a time as possible and protected at the end of every day, with the work phased around tenants and residents.

Survey & map

We take moisture readings across the elevation to find the edges of the wet area and the leak source before any cladding comes off.

  • Readings mapped on photos
  • Leak source identified
  • Itemized written scope

Open & replace

Cladding is removed over the damaged area, wet sheathing is cut back to sound material, and glass-mat board is installed.

  • Daily weather protection
  • Framing issues documented
  • Changes approved first

Barrier, flash & finish

New barrier and flashing are lapped into the existing wall, then the stucco or EIFS is rebuilt and color matched.

  • Barrier lapped correctly
  • Flashing at every opening
  • Color & texture matched

Soft or bulging areas on your facade?

The longer sheathing stays wet, the more of the wall it takes with it. A moisture survey shows how far it has gone.

Request a site walk
Sheathing repair in Suwanee

Wood-framed multifamily across Suwanee

Suwanee’s apartment and condominium communities are mostly wood-framed, and that is where sheathing damage shows up most often.

Garden-style and mid-rise buildings concentrate water at the same details: balcony and breezeway connections, stacked windows, roof-to-wall transitions on stepped rooflines and the bottom of walls near grade. In Gwinnett’s humidity, sheathing that gets wet does not dry quickly. We plan openings building by building so residents keep access to their units and the wall is closed again before the next storm.

Balconies & breezeways

Where decks and ledgers meet the wall, water often runs straight into the sheathing.

Framing & termite damage

Studs and plates checked and repaired when the wall is open, not covered over.

Close the wall same phase

Openings sized so each area is dried in quickly, protecting residents and the interior.

  • Suwanee
  • Peachtree Industrial Boulevard
  • Old Town Suwanee
  • Suwanee Town Center
  • Duluth
  • Lawrenceville
  • Sugar Hill
  • Buford
  • Johns Creek
  • Norcross
Questions & answers

Sheathing replacement questions in Suwanee

What Suwanee boards, owners and managers ask when a survey finds wet sheathing.

Does sheathing replacement on a Suwanee building need a permit?
Replacing sheathing and framing is more likely to require a permit than surface repair. Check with the City of Suwanee or the Gwinnett County building department, depending on the property’s location, before work starts.
Our Suwanee condo association needs board approval for this. What do you provide?
A written scope with photos and moisture readings, an itemized quote and a phasing plan by building. That gives the board what it needs to approve the work and notify unit owners.
What is DensGlass?
DensGlass is a brand of glass-mat gypsum sheathing. Its fiberglass facing resists moisture and mold better than paper-faced gypsum, which is why it is used behind stucco and EIFS.
How do you know how much sheathing to replace?
Moisture readings set the starting scope. Once the wall is open, we cut back until we reach dry, sound material, and document any additional area found with photos before proceeding.
Will the patched area match the rest of the building?
We rebuild the cladding and blend the finish. On larger repairs, recoating the elevation corner to corner gives the most uniform result.

Get a sheathing repair scope in Suwanee

Tell us what the survey or your residents are showing you. We will open, document and price the repair in writing.

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