One Crew for Every Opening in Your Property

Custom Window Installation St. Thomas

Call Windows & Doors St. Thomas on (548) 290-8611 about Custom Window Installation in St. Thomas and we will survey before ordering.

Get Your Quote for Custom Window Installation

Complete the form and Windows & Doors St. Thomas will confirm what Custom Window Installation costs for your St. Thomas property.

Common Custom Window Installation Breakdowns We Handle

From basements without a legal exit to screens that never fit, here are the problems homeowners call us about most often.

🚨

Basement Bedroom Has No Legal Exit

A basement sleeping space without a code-compliant egress window cannot legally be listed as a bedroom or rented out. This affects both safety and property value. We install code-compliant egress windows with proper permits and inspection.

☀️

Attic Feels Unusable Without Ventilation or Light

A finished attic without a window traps heat and moisture while feeling closed off from natural light. This limits how the space can actually be used. We assess roof structure and install attic windows that solve both problems.

📐

Window Opening Doesn't Match Any Standard Size

Older homes often have window dimensions that predate standardized sizing, making a stock window leave gaps or require reframing. Forcing a close-enough fit looks unfinished and performs poorly. We cut glass and build frames to the exact opening.

🖼️

Window Screen Never Fits the Opening Right

A stock screen forced into a non-standard opening leaves gaps that defeat the screen's purpose entirely. This is especially common on the same homes needing custom glass. We cut and frame screens to the exact opening.

🐾

Pets Keep Destroying Window Screens

Standard fiberglass mesh tears easily under repeated scratching or clawing from pets, leading to frequent replacement. Even the frame can bow under sustained pressure. We install pet-resistant mesh with a reinforced frame built for this exact problem.

🌡️

Room Overheats From Direct Afternoon Sun

West and south-facing windows without solar protection can make a room uncomfortably hot by late afternoon, driving up cooling costs. Blinds alone only block light, not heat. We install solar screens that block heat before it reaches the glass.

🏗️

Considering Adding a Window Where One Never Existed

Homeowners often assume adding a new window opening is impossible without major structural work. In many cases it is achievable with the right planning and permits. We assess the wall or roof structure and handle the full custom installation.

📋

Not Sure Whether a Building Permit Is Required

Skipping a required permit on egress or structural window work risks a failed inspection that can complicate a future home sale. Homeowners are often unaware permits apply to their specific project. We confirm permit requirements and handle the process.

✨

Old Window Frame No Longer Matches the Home's Style

An outdated frame material or window style can stand out against an otherwise updated home. Continuing to live with a mismatched window affects both appearance and performance. We match frame material and glass package to the home's current style and climate needs.

Customer Voices

Feedback From Around the Area

Harold V.

Basement bedroom finally legal

We needed an egress window to make our basement room a legal bedroom. Prime Windows Toronto handled the permit, the concrete cutting, and the window well from start to finish. Passed inspection on the first try.

Simone A.

Attic finally usable in summer

Our finished attic used to feel like an oven with zero airflow. The new attic window they installed made a massive difference in both temperature and light. Genuinely didn't expect this much of a change.

Walter B.

Great work, custom glass took a few weeks

Our window opening was an odd size so the glass had to be custom fabricated, which took about five weeks. They explained this clearly at the start so there were no surprises. The finished window fits exactly right.

Naomi C.

Pet-resistant screens survive our dog

Our old screens never lasted more than a few months with our dog around. The pet-resistant screens from Prime Windows Toronto have held up completely so far. Should have upgraded years ago.

Derek P.

Solar screens cut the heat noticeably

Our west-facing living room used to be unbearable by 4pm every summer afternoon. The solar screens the technician recommended cut the heat and glare dramatically. Wish we'd asked about this option sooner.

Ingrid F.

Custom fit where a stock window never worked

Our old house has a window opening that no standard size ever quite fit. Prime Windows Toronto measured everything precisely and the custom window sits flush with zero gaps. Completely different experience from our last renovation.

What to Expect

A Process Built to Waste No One's Time

Yours or ours. Four steps, done properly.

A technician testing a multi-point locking system on a newly fitted door

One Conversation

Enough detail on the first call that the right technician arrives with the right stock.

One Visit to Diagnose

Inspected, measured, and explained in a single attendance rather than a survey followed by a quote call.

One Fixed Price

Written, itemised, and unchanged from approval through to invoice.

One Finished Job

Working, sealed, secure, and clean, with nothing left for you to chase afterwards.

Local Crews, Manufacturer Trained

Doors That Close Quietly and Windows That Seal

Two simple outcomes that take real care to achieve. Our technicians test both in front of you before packing up.

Get in Touch

Someone Will Actually Reply

Door repairs, window installations, glazing, and lock work throughout St. Thomas, handled by a Windows & Doors St. Thomas team that answers.

Contact the Team

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