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Coquitlam's Window & Door Specialists

Window & Door Replacement in Coquitlam

Coquitlam spans century homes in Maillardville and 2015+ builds on Burke Mountain - one window plan does not fit them all. We measure every opening, quote flat-rate and install Energy Star glass in one to two days, sealed weather-tight, from the Town Centre towers to the Eagle Ridge slopes.

Red Seal Licensed BC-PL-2019-4421 Same-Day Service in Coquitlam 24/7 Emergency Dispatch $89 Diagnostic Credited to Repair
New triple-pane window installed in a Coquitlam BC home by BC Home Service
52 min average response
time in Coquitlam
Coquitlam's Window & Door Specialists

One City, Six Housing Generations - One Crew That Knows Them All

Coquitlam is two housing markets in one city. Maillardville's century homes still run original single-pane wood sashes, while Burke Mountain's 2015+ subdivisions carry builder-grade windows already showing fogged seals. Between them sit the 1990s executive homes of Westwood Plateau and the 1960s-70s ranchers of Austin Heights and Ranch Park - whole neighbourhoods of first-generation sealed units at end of life. Add slope-side exposure in Eagle Ridge and Harbour Chines, where wind-driven rain tests every joint, and the city demands a window plan matched to its street, not a one-size showroom quote. BC Home Service has installed windows and doors across Coquitlam since 2010 - every opening measured, every price flat-rate, every unit sealed weather-tight the same day it goes in.

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Jobs Completed

Window, door, plumbing, heating and cooling projects across Metro Vancouver since 2010.

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Years in Business

Serving Coquitlam's slopes, plateaus and valleys with the same crews and standards.

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Average Response

Typical response time for Coquitlam calls - 45-60 minutes from the van to your street.

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39 Google Reviews

Homeowners across Coquitlam and Metro Vancouver rate BC Home Service 4.9 stars.

Most Coquitlam calls follow the housing map. Plateau homeowners phone about fog between the panes of 1990s sealed units; Maillardville owners ask whether the 1910s sashes can be saved (usually yes, and far cheaper than vinyl); Austin Heights and Ranch Park owners want the aluminum sliders to stop rattling in the January outflow; Town Centre strata councils want a phased glazing plan with engineering letters attached. Whatever the vintage, the process never changes: measure, itemize, install, seal, warranty. To compare glass packages and frame materials before you call, our main Windows and Doors guide covers the technical ground in plain English.

Window & Door Services

Everything Glass, Frames and Seals - Across Every Coquitlam Slope

Full-home replacements, heritage sash rebuilds, sealed-unit swaps and doors that hold the line against slope-side rain. Honest advice on which windows still have years left.

Full-Home Window Replacement

Complete replacement for Coquitlam detached homes and townhouses, finished in one to two days. Old units removed and disposed, every opening sealed, insulated and cleaned before we leave.

From $7,500 - average 10-window project

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Double-Pane Window Replacement

Energy Star double-glazed units with Low-E glass and argon fill - the sensible baseline for Ranch Park and Austin Heights homes facing south and enjoying the afternoon sun.

From $650 per unit installed

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Triple-Pane Upgrades

Triple-glazed units for north walls, upper-floor bedrooms and homes at the forest edge: warmer glass in January, quieter rooms when the wind combs the slope-side trees.

From $800 per unit installed

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Entry Door Installation

Steel, fibreglass and wood doors with multi-point locks, reinforced frames and full air sealing - the cure for the entry that whistles during a Pineapple Express and swells in November.

From $1,200 installed

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Patio Sliding Doors

Two- and three-panel sliders and lift-and-slide doors with drainage tracks and weatherstripping built for the angled rain that slope-side decks see all winter - no more towels on the track.

From $2,400 installed

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French Doors

In-swing and out-swing French doors for family rooms opening onto Plateau-view decks, with energy-rated glazing, sidelites and multi-point security hardware as standard.

From $3,200 installed

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Sealed-Unit & Fogged Glass Repair

Fog or condensation between the panes means the seal has failed. We measure the insulated unit, order a matching replacement and swap just the glass into your existing frame - most Plateau homes qualify.

Priced per sealed unit

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Heritage Sash Work & Strata Projects

Maillardville sash rebuilds and wood-window replication, plus Town Centre strata glazing phases with engineering letters, council-ready scopes and documented fixed pricing.

Priced per project after walkthrough

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Local Knowledge

Why Coquitlam Homes Need Windows Matched to Their Street

Century homes in Maillardville

Maillardville is the Lower Mainland's oldest francophone quarter, and its 1900s-20s houses carry some of the region's original windows: single-pane wood sashes, weight-and-chain balances, storms added decades later. The sashes themselves are often old-growth fir that outlasts anything milled today - what fails is the glazing putty, the lower rails that wick water, and the rope-and-pulley hardware. When the bones are sound we rebuild rather than replace: reglazed sashes, replicated rails, modern sealed units sized into the original openings. When an opening has shifted beyond saving, full-frame replacement with heritage-style profiles keeps the street's character intact.

Plateau builds and slope-side weather

Westwood Plateau's 1990s executive homes installed the region's first mass-market sealed units - and thirty years of thermal cycling later, fogged glass is close to universal on the north faces. Eagle Ridge and Harbour Chines add the weather variable: 1970s-80s homes on steep slopes take wind-driven rain at an angle for days at a time, which finds every tired weatherstrip and unflashed head joint. The big picture windows that sell these homes are also the biggest heat-loss surfaces. Glass package and installation detailing - not brand names - decide whether a slope-side wall stays dry and warm.

New builds, strata towers and the paperwork

Burke Mountain's 2015+ subdivisions are already generating builder-grade callbacks - fogged units, sloppy hardware, rattling sliders - and owners often upgrade room by room as warranties expire. Town Centre's towers run on strata rules: exterior glazing changes need council approval, usually with an engineering letter, and we prepare that documentation along with phased schedules that respect elevator bookings and residents. For a wider view of how we handle glazing across the region's building types, see our Burnaby window and door projects and our complete Metro Vancouver service-area guide.

Coquitlam BC neighbourhood with homes on forested slopes where BC Home Service replaces windows and doors
Coquitlam's slopes and plateaus - elevation changes that shape both the weather and the work.
Coquitlam reality check

A 1990s sealed unit engineered for roughly twenty years of thermal cycling is now well past thirty. If your Plateau home still has its original glass, the fogged panes are not bad luck - they are a schedule.

The Process, Decoded

How Window and Door Replacement Actually Works

No mystery, no pressure and no surprise line items. Here is exactly what happens from first phone call to final walkthrough on a Coquitlam home.

The honest timeline: measure, order, install

An on-site visit starts everything: we measure each opening, inspect sills and jambs for rot, check how square the opening sits and test every operator. Your quote arrives itemized per window - style, glass package, frame colour, labour, disposal - and stays flat-rate once you approve it. Product lead time is stated in writing before install is booked. Install day proceeds one opening at a time, with the new unit dropped straight into a prepped opening, sealed, insulated and trimmed. Slope-side homes get extra attention on head flashing and perimeter sealant where angled rain hits hardest. For the product-selection background, our guide to window replacement costs, codes and choices explains the coastal-BC specifics.

What every proper installation includes

  • Interior protection with drop cloths and floor runners in every work room
  • Careful removal and full inspection of the rough opening behind each old unit
  • Rot repair and re-squaring at sills and jambs before anything is set
  • Level shimming of every unit, regardless of what the settled wall is doing
  • Low-expansion insulation foam around the perimeter, trimmed flush
  • Exterior sealant joints and head flashing detailed for wind-driven rain
  • Hardware adjustment, operation checks and weep-hole clearing
  • Glass, sill and floor cleaning, with all old material disposed
  • A final walkthrough demonstrating every lock, latch and screen

What we diagnose on Coquitlam homes every week

The Plateau pattern: fog between the panes on north-facing units that clears in afternoon sun, then stops clearing - a seal at the end of its life. The Maillardville pattern: drafts that trace back to shrunken sashes and empty weight pockets rather than the glass itself. The slope pattern: water staining at a window head after big storms, which points to flashing, not the unit. And everywhere in winter, condensation on the room-side face of glass - a humidity and ventilation issue we would rather explain honestly than sell nine windows against. Diagnosis before quotation is the whole model; it is also why our energy-efficiency upgrade guide weighs airtightness as heavily as glazing.

Where We Work

The Neighbourhoods We Serve in Coquitlam

From Maillardville's century quarter to Burke Mountain's newest subdivisions - we know what each street's windows were built with, and what they need now.

Neighbourhood Housing Stock Era What We Usually Fix There
Maillardville1900s-1920s heritage quarterWood-sash restoration, weight-and-chain repairs, heritage-style replicas, storm sashes
Westwood Plateau1990s executive homesFogged first-generation sealed units, patio slider replacement, acoustic upgrades
Burke Mountain2015+ new constructionBuilder-grade window swaps, balcony doors, lock hardware adjustments
Town Centre1990s-2020s high-rise condosStrata glazing projects with engineering letters, sliding balcony doors
Austin Heights1960s-70s ranchersAluminum slider replacement, storm doors, weatherstripping renewal
Ranch Park1960s-70s family homesFull-home retrofits, entry door replacement, insulated thresholds
Harbour Chines1970s-80s slope-side homesWind-driven rain seal work, flashing renewal, pressure-side glass upgrades
Eagle Ridge1970s-80s steep-slope homesTrapezoid and picture glass replacement, perimeter sealant programs
HarbourviewSemi-rural lots and acreagesOutbuilding glazing, workshop doors, farmhouse window packages
Miller Park1970s-2000s infill mixRetrofit inserts, security film, double-pane replacement packages
Transparent Pricing

Honest Window & Door Pricing in Coquitlam

Real installed price ranges for the work Coquitlam homeowners actually book - flat-rate, itemized and approved in writing before a single unit is ordered.

Service Price Range What Affects It
Double-pane window, installed$650 - $950 per unitUnit size, frame material, retrofit vs full-frame, sill condition
Triple-pane window, installed$800 - $1,400 per unitGlass package, gas fill, acoustic laminations, frame colour
Entry door, installed$1,200 - $3,500Steel vs fibreglass vs wood, sidelites, hardware, frame condition
Patio sliding door, installed$2,400 - $4,800Panel count, threshold style, framing changes at the opening
French doors, installed$3,200 - $6,500Swing configuration, glazing package, transoms and sidelites
Full-home package, 10 windows$7,500 - $13,000Style mix, storey and slope access, disposal, heritage detailing

Unsure whether you need repairs or replacement? Our $89 diagnostic visit is credited in full to any approved window or door work - and every Coquitlam project is priced flat-rate, approved before we start, with no hourly meters and no mid-job surprises.

Step by Step

How It Works - From First Call to Final Walkthrough

01

Call or Book Online

Describe the project and send photos of the problem windows. We schedule the on-site visit around your week.

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Measure & $89 Diagnostic

Every opening measured, sills checked for rot, seals tested, slope-side walls inspected. The $89 fee is credited to your project.

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Flat-Rate Approval

An itemized written quote per window and door - glass package, hardware, labour, disposal. Approved by you before we order.

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Install & Same-Day Sealing

One to two days for most homes, one opening at a time. Each is sealed, insulated and weather-tight before the crew moves on; every room is cleaned.

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2-Year Warranty

Glass carries manufacturer coverage up to 20 years against seal failure; our workmanship is guaranteed for two years, in writing, transferable if you sell.

Money Matters

Rebates and Financing for Coquitlam Window Upgrades

Programs checked for you Paperwork handled Payment plans available

CleanBC municipal programs and FortisBC offers have covered window upgrades in some years - we check current programs for you rather than promising a number that may not exist this cycle. Where a program is active, higher-performance glazing generally qualifies, and we complete the applications as part of your project. For the full provincial picture, our CleanBC rebates guide lays out what is running in 2026, and our financing options can spread a full-home project across comfortable monthly terms while any programs are decided.

Real Results

Before & After - Coquitlam Window Projects

Before: fogged sealed units on a Westwood Plateau Coquitlam home
Before
After: new Energy Star windows installed on a Coquitlam home by BC Home Service
After

Westwood Plateau two-storey: fourteen failed sealed units replaced with Energy Star double-pane in two days - the fogged north face cleared for good and the invoice matched the quote exactly.

Before: aging wood windows on a Maillardville Coquitlam century home
Before
After: restored wood windows with sealed glazing on a Maillardville Coquitlam heritage home
After

Maillardville century home: retrofit inserts dropped into the original casings, preserving 1910s trim while adding argon-filled glazing and fresh weatherstripping throughout.

Window replacement work on an Austin Heights Coquitlam rancher
Before
Completed window installation with upgraded sealing by BC Home Service in Coquitlam
After

Austin Heights rancher: rattling aluminum sliders swapped for easy-clean casements, with slope-side perimeter sealing upgraded for the storm systems that track in off Eagle Ridge.

What Clients Say

Coquitlam Homeowners on Our Window Work

"Fourteen windows, start to finish in two days. They re-shimmed two openings the builder had left out of square back in the nineties. Final invoice matched the quote to the dollar."

Daniel R., Westwood PlateauFull-home window replacement

"Our 1912 Maillardville place needed sash work, not vinyl. They rebuilt the lower rails, installed sealed units and kept the original look. The neighbours thought we had done nothing at all."

Elise M., MaillardvilleHeritage sash restoration

"The slope-side master bedroom leaked at every storm. New flashing, new unit, dry through the January blow. They came back after the first big storm system to re-check the seals, unprompted."

Tom W., Eagle RidgeWindow replacement and flashing

Beyond the Slopes

We Also Serve

The same window and door crews cover the rest of Metro Vancouver and the Fraser Valley.

Vancouver Surrey Burnaby Richmond Langley
Verified Reviews

What homeowners say about our windows doors in Coquitlam

Real Google reviews from Metro Vancouver and Fraser Valley customers. We are rated 4.9 across 39 Google reviews.

★★★★★Verified Google Review

“Got three quotes for our window replacement. BC Home Service was not the cheapest, but they were the most transparent. Every cost was explained upfront. The installation was flawless and our heating bills dropped significantly. Worth every penny.”

J
James T. · Surrey, BC · Windows & Doors
★★★★★Verified Google Review

“Called with a burst pipe at 6 AM on Christmas morning. They showed up. Fixed it completely. No premium holiday charges. I was amazed. These folks genuinely care about their customers — I recommend them to everyone in Metro Vancouver.”

D
David R. · Coquitlam, BC · Emergency Plumbing
Read all reviews →
Straight Answers

Frequently Asked Questions - Window & Door Replacement in Coquitlam

Installed pricing runs $650 to $950 per double-pane unit, $800 to $1,400 for triple-pane, $1,200 to $3,500 for an entry door, $2,400 to $4,800 for a patio slider and $3,200 to $6,500 for French doors. The typical 10-window Coquitlam home - a Ranch Park bungalow or a Westwood Plateau two-storey - lands between $7,500 and $13,000 all-in. Style mix, frame material, glass package and storey access move the number; your written quote is itemized per opening and firm before we order anything.

Triple-pane pays off in Coquitlam on north-facing walls, upper-floor bedrooms and homes backing onto the forest edges of Eagle Ridge and Harbour Chines - glass that stays warmer at 6 a.m. in January, cuts condensation and noticeably quiets wind in the trees. Double-pane remains the smart default for sunny south exposures. Sound ratings like STC and OITC matter on busy corridors such as Lougheed Highway; we quote both options with the per-room price difference so you can mix.

Fog between the panes is a failed seal: the perimeter cracked, the argon fill escaped, and moist coastal air now condenses on the cold inner glass. First it comes and goes with the weather; eventually it hazes permanently. Frames are usually still sound, so we order a matching insulated unit and swap just the glass in one visit - far cheaper than replacing the window. A quick humidity check also separates true seal failure from normal winter condensation on the room-side face.

It depends on the cause, and we check before quoting. Worn weatherstripping, loose operators or one failed seal are cheap repairs. In Maillardville's 1900s-20s homes, single-pane sashes, rotted lower rails and weight-and-chain boxes usually justify full-frame work; in Austin Heights and Ranch Park 1960s-70s aluminum sliders, fogged units and drafts make retrofits the better spend. The $89 diagnostic is credited to whatever you approve, and we flag every window that still has good years left.

Yes. Town Centre's high-rise growth means a lot of glass under strata control, and councils typically want an engineering letter before approving exterior glazing changes. We prepare that documentation, work with property managers on phased schedules around elevator bookings, and provide council-ready scopes with fixed pricing. $2M liability and WorkSafeBC clearance certificates are available up front, and unit-by-unit scheduling keeps residents informed and every suite lockable at the end of each day.

One to two working days covers most Coquitlam detached homes - roughly 45 to 75 minutes per window, each opening sealed, insulated and cleaned as we go. Steep driveways and difficult upper-floor access on the Plateau can add time; we plan the access method at quote so nothing surprises you. Doors and sliders add a day where framing changes. Every opening cut open in the morning is weather-tight by evening - nobody sleeps under a tarp.

Three rated numbers: U-factor, where lower is better because it measures heat loss through the glass; Energy Rating, where higher is better because it blends insulation, solar gain and airtightness into one net score; and air leakage, where lower is better - the draft number brochures bury. Most Efficient marks Energy Star's top tier, typically the strongest triple-pane units. We print those three numbers beside every option in your quote, so the comparison is arithmetic, not adjectives.

Yes. On Coquitlam homes backing onto greenbelt trails and ravines we install security film on accessible ground-floor glass, fit multi-point locks on entry doors, reinforce strike plates, add secondary sash locks and anti-lift bars on sliders. Break-in insurance claims often list exactly these upgrades - we photograph and document the work so your insurer gets a clean file. Laminated glass is the next step up for the most exposed units; ask about it at quote.

Two layers. The manufacturer covers the product itself - sealed glass units carry up to 20 years against seal failure, with hardware coverage varying by product line. We cover the installation: a 2-year workmanship warranty, in writing, on flashing, sealing, insulation, shimming and operation. If a unit we installed leaks, drafts or sticks, we return and fix it at no charge. Both layers transfer to a new owner if you sell the home.

Yes - payment plans arranged through our financing page and approved before install day, so a full-home project does not land on one credit card in a single month. Where rebate programs are active, we fold the applications in as part of the job. Paying in full at completion is equally welcome; the price never changes based on how you pay, and nobody here earns commission on your financing decision.

Homes on the Eagle Ridge and Harbour Chines slopes take weather that sheltered streets never see - rain arrives at an angle for days, and upslope wind presses it into every joint. We counter with pressure-equalized frames, higher-grade perimeter sealant, head flashing detailed to shed water away from the opening, and drainage tracks kept clear. On those walls we also specify upgrade-grade weatherstripping and schedule a follow-up seal check after the first storm season on the new units.

CleanBC municipal programs and FortisBC offers have covered window upgrades in some years - we check current programs for you as part of the quote instead of quoting a stale figure. Where a program is active, higher-performance glazing generally qualifies, and we complete the applications. If nothing is running this cycle, financing keeps the project moving, and our guide to CleanBC rebates in 2026 explains what typically returns each year.

Free Estimate

Get Your Free Coquitlam Window & Door Quote

From Maillardville to Burke Mountain - free on-site measure, an itemized flat-rate written quote, and an install date that respects your schedule. The number you approve is the number you pay.

Why Coquitlam homeowners call BC Home Service

  • Red Seal licensed, insured $2M, WorkSafeBC covered
  • Flat-rate pricing approved before work starts
  • $89 diagnostic credited to your repair
  • 2-year workmanship warranty, in writing
  • Stocked vans - most repairs done first visit
  • 45-60 min emergency response in Coquitlam
  • Genuine 24/7 dispatch, 604-615-2212
  • 4.9 stars from 500+ Metro Vancouver reviews

Emergency in Coquitlam? Do not wait for email.

Active water, sewage or no-heat problems need a voice, not a form. Our dispatch line is answered around the clock.

Call 604-615-2212 Now

Average response: 45-60 min in Coquitlam.

Licensed & Red Seal

BC License BC-PL-2019-4421. Every window installer Red Seal certified. Permits pulled where required.

$2M Insured

Full liability coverage plus WorkSafeBC clearance. Certificates available for strata and property managers.

4.9 / 5 Stars

Rated 4.9 from 500+ verified reviews across Coquitlam and Metro Vancouver since 2010.

Workmanship Warranty

2-year written guarantee on repairs, up to 25-year manufacturer warranty on installed systems.

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