New windows and doors improve comfort, cut energy bills and add long-term value to your home. Juniper Windows West Covina pairs proven product lines with our own installing crews for lasting performance - and a price we put in writing.
Choose your installer
The unit is half the job - the install is the other half. Our own background-checked crews measure, set, seal and insulate every opening, and they know the lines we quote inside and out because they install them every week.
Select the right products
Compare styles, materials and glass packages side by side until the fit is right for your rooms, your budget and your goals. The product-line comparison below is the place to start.
Prepare your home for install
Before install day we walk you through a short checklist - furniture pulled back, treatments down, a clear path to each opening - so install day is watch-it-happen, not scramble.
Compare the Lines We Quote
Every project is priced on the same lines, side by side - the price indicators below are relative, and your consultant shows exact numbers on your actual openings.
PGTThe line Florida homeowners arrive naming - the most Miami-Dade certifications in the industry$$$
- More Miami-Dade NOA certifications than any other line we quote
- WinGuard, EnergyVue and ClassicVue Max systems built for every wind zone
- 99% on-time delivery keeps your install date on the calendar
CGIThe heavyweight impact line$$$$$
- Large-missile impact ratings for the strictest wind zones
- Architectural-grade aluminum with commercial-depth frames
- The line we quote when protection is the whole point
CWSThe Florida value pick$$
- Vinyl systems built in Florida for Florida codes
- Strong energy packages at the friendliest price point
- The smart start for whole-home replacements on a budget
ESWSlim lines, big glass$$$$
- Narrow-sightline aluminum for modern elevations
- Oversized openings and floor-to-ceiling glass
- Impact-rated without the bunker look
ECOThe aluminum impact workhorse$$$
- Miami-built aluminum impact systems
- A strong price-to-protection ratio for coastal homes
- Proven inventory lines with short lead times
Mr-Glass Window Installation: The West Covina Owner’s Guide
We stock and install Mr-Glass-compatible window installation parts across West Covina, with most hardware replacements and sash rebuilds landing between $180 and $520 installed depending on the part and your model. Same-week scheduling is standard for us on parts we keep on the truck; the more unusual the series, the more likely we’re ordering it. Most West Covina homeowners discover a window installation problem the same way: the sash won’t lock, the crank starts slipping, or the window drops an inch when you let go of it. The fix is usually one specific part, not the whole window.
Which Mr-Glass Models This Applies To
Mr-Glass has put out several window lines over the years, and the parts aren’t always interchangeable. The most common units we see in West Covina are single-hung and horizontal sliders with aluminum or vinyl frames, plus a smaller run of casement and awning windows. If you still have the original sticker on the inside edge of the frame, that’s the fastest way to identify your series; if not, measure the visible glass width and height, then check the corner where the sash meets the frame for any engraved code. The OEM-vs-aftermarket decision matters here because some Mr-Glass balances and pivot bars have proprietary slot spacing – a generic bar from Home Depot will look close and then bind the first time you operate the sash. We carry OEM-spec parts plus a few aftermarket equivalents we’ve verified against real Mr-Glass frames, and we’ll tell you which is which before we install anything.
Signs Your Mr-Glass Window Installation Is Failing
- Sash drops or won’t stay open. The balance system – either a spiral balance or a block-and-tackle assembly on most Mr-Glass units – has lost tension or the pivot bar snapped. This only gets worse, and you’ll feel the weight difference immediately.
- Crank turns but window barely moves. On Mr-Glass casements, the operator gear teeth strip long before the hinge gives out. That grinding sound is the worm gear eating itself.
- Window won’t lock or latch. The keeper and lock bar drift out of alignment as the frame settles, or the nylon latch cam wears down. This isn’t just a security issue; a window that won’t latch also won’t seal against West Covina summer heat.
- Drafts or rattle at the corners. Worn pile weatherstrip or dry-rotted corner seals let air through and let the glass chatter. You’ll notice it most on Santa Ana wind days.
- Visible condensation between the panes. The seal on the insulated glass unit (IGU) failed. The glass doesn’t “sweat” on the inside because of humidity; it’s fogging because the desiccant inside the spacer is saturated and done.
Replacement Cost & What’s Included
For Mr-Glass window installation work in West Covina, here’s our honest installed pricing:
- Balance replacement (per window): $85-$160 installed, including both sides
- Pivot bar or shoe replacement: $45-$110 installed
- Casement operator replacement: $120-$240 installed
- Lock and keeper set: $60-$135 installed
- Full sash re-installation with new weatherstrip: $180-$320 per window
- Insulated glass unit (IGU) replacement: $220-$520 per sash, depending on glass package
Every one of those prices includes the part, labor, and haul-off of the old hardware. We write the number down before we touch anything, and the 365-Day Done Right Promise covers parts and labor for a full year after the install. If a balance we installed fails in month eight, the second visit is free, no charge and no argument.
DIY or Call Us?
You can safely check the label on your frame, take photos of the failed hardware, and test whether the balance is still attached at the pivot bar. That’s genuinely useful for us when you call. The risk starts when you try to release tension on an old Mr-Glass spiral balance without the right tightening tool: that rod is under enough torsion to break bone if it slips out of the tube. We’re a couple blocks from the freeway most of the time, and Sean Mackey has spent too many years fixing DIY attempts where a homeowner handed a stripped balance rod to a handyman who made it worse. If the part requires the word “tension,” call us at (350) 305-4609 and let one of our technicians do it in under an hour.
FAQs
Most Mr-Glass balance systems and operators last 12 to 18 years in our climate, with West Covina’s summer heat and dry air wearing out nylon parts faster than coastal areas. Ocean breezes don’t reach us often, so plastic components get brittle sooner than they would in Long Beach.
Locks and keepers can sometimes be re-aligned and refastened, but balances, pivot bars, and casement operators are designed as wear items – once the metal fatigues or the gear strips, there’s no honest repair that holds. We’ll tell you if a part is salvageable before quoting a replacement, because sometimes the fix is just tightening two screws.
Most single-window hardware replacements take 30 to 60 minutes once our tech is on site. A full sash re-installation with new weatherstrip is usually 2 to 3 hours for a standard-sized Mr-Glass window.
We keep the most common Mr-Glass balances, pivot bars, and lock sets on our truck for West Covina appointments. If you have an older Mr-Glass series or a casement with non-standard operator arms, we’ll measure on-site and order the correct part, usually installed within a week. Call (350) 305-4609 and we’ll tell you what we have before your appointment.
Written by Sean Mackey, Owner, Juniper Windows West Covina at Juniper Windows West Covina, serving West Covina and nearby areas.
Six Reasons Homeowners Choose Juniper Windows West Covina
Laminated glass and reinforced frames hold up to wind-driven rain, hail and flying debris, so your openings stay sealed when the weather turns.
Low-E insulated impact glass from our manufacturer lines commonly cuts monthly cooling bills 20-30%.
Laminated impact glass shuts out up to 40% of outside noise - traffic, neighbors, weather.
Monitoring services run $30-90 a month. Laminated impact glass resists forced entry around the clock, with no subscription.
Tighter seals and insulated glass even out hot and cold rooms and stop the drafts at the frame.
A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.