Before and after photo of a rotted wood window replaced with a picture window and slider combination in Newmarket, Ontario

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Rotted Wood Window Replacement in Newmarket: Picture Window with Slider, Brick-to-Brick

A Newmarket brick-to-brick replacement — a rotted wood window replaced with a new picture window and slider combination.

Not every window replacement is about upgrading style — sometimes it's about stopping active damage before it spreads. This Newmarket home's original wood window had reached that point: visibly rotted framing, failed paint, and deteriorating sashes at the sill. Here's a look at the full brick-to-brick replacement, including why the wood failed and what replaced it.

Before and after photo of a rotted wood window replaced with a picture window and slider combination in Newmarket, Ontario
Before and after — rotted wood frame and failing paint on the left, new picture window with slider combination on the right.

Why the Original Wood Window Failed

Wood windows can look good for years and still be failing where you can't easily see it. On this window, the damage was visible: peeling and cracked paint, soft and discoloured wood at the bottom corners and sill, and glazing that had loosened around the panes. Once paint fails on an exterior wood sill, the wood underneath is exposed to rain, snow, and freeze-thaw cycles every winter — and untreated wood in that position rots from the inside out long before it looks obviously damaged from a distance.

By the time rot is visible at the surface, as it was here, the wood has typically been absorbing moisture for years. At that stage, patch repairs and repainting don't solve the underlying problem — replacement is the only real fix.

What Replaced It: A Picture Window with Slider

The new window is a combination unit — a large fixed picture window on top paired with an operable slider below. Trust Build catalogs this configuration as a Type C combination window, and it's a popular choice for a specific reason: it maximizes the unobstructed view and natural light through the fixed upper pane, while the slider below still gives you a way to open the window for airflow, without a sash swinging outward the way a casement would.

It's a practical fit for locations where you want more glass and more light but don't need the entire window to open — a backyard-facing wall, a window near a walkway, or, as here, an opening where a full operable window isn't necessary for ventilation.

What "Brick-to-Brick" Actually Means

This was a full brick-to-brick installation, not an insert replacement. That means:

  • Removing the existing brick mould, jamb extensions, and interior casing entirely, rather than fitting a new window inside the old frame.
  • Preparing the rough opening properly before the new unit goes in.
  • Installing a fully assembled window that arrives with its own brick mould and jamb extension.
  • Sealing the opening correctly with a weather-resistant barrier, low-expansion foam insulation, and sealing tape.
  • Finishing the interior with new wood casing.

The result, visible in the after photo, is a clean, properly sealed opening with new trim meeting the brick directly — not a smaller window fitted inside an old, potentially compromised frame.

Why This Matters in Newmarket

Newmarket has plenty of homes from decades when wood-framed windows were standard, and many are now reaching the age where sills and sashes start to show exactly this kind of wear. York Region's mix of humid summers and cold, snow-heavy winters is hard on painted wood exposed to the elements — repainting slows the damage but doesn't stop moisture from eventually finding a way into unprotected wood.

What Trust Build Installed

Every window Trust Build installs, including picture and slider combination windows, is Energy Star certified for the Canadian climate zone and fitted by trained, certified crews. Interior finishes use solid wood casing options, never MDF or particleboard. The work is backed by a lifetime transferable warranty, with 0% financing available for larger brick-to-brick projects like this one.

FAQ

Frequently Asked Questions

Look for peeling or cracked paint, soft or discoloured wood at the sill and corners, and glazing that's loosening around the glass. If the wood feels soft when pressed, the damage has likely been developing for a while, even if it wasn't visible earlier.
It's a combination window with a large fixed pane on top for maximum light and view, paired with an operable slider below for ventilation. It gives more glass area than a fully operable window while still allowing airflow.
A brick-to-brick installation removes the entire old frame, brick mould, and casing, so the new window's own brick mould and jamb extension meet the brick directly. An insert replacement instead fits a new window inside the existing frame, which can leave an older, potentially compromised frame in place.
Minor surface wear can sometimes be repaired, but once rot has reached the wood itself — as opposed to just the paint — repairs tend to be temporary. Replacement addresses the underlying moisture problem rather than masking it.

Dealing with a Rotted or Failing Window?

If a window on your Newmarket home is showing signs of wood rot, failed glazing, or drafts, reach out at hello@trustbuildwindows.com to have it assessed.

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