Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
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AfterSingle Hung Windows in Los Angeles, CA | Meridian Windows & Doors
Single hung windows are the workhorse of Florida replacement glazing. A fixed upper sash keeps the window simple and tight, while the lower sash lifts from the bottom to let air in when the weather cooperates. What makes our version different is the laminated impact glass, built to take a hit and stay in the frame. Meridian Windows & Doors supplies and installs these across PGT, CGI, CWS, ES Windows, ECO, and Mr-Glass lines throughout Los Angeles, CA. We measure, order, and install in-house, so the entire job stays under one roof. Call (817) 686-2228 to discuss your project.
Product Overview – Single Hung Windows
Single hung windows have a fixed upper sash and an operable lower sash in laminated impact glass, which is one of the most common impact-rated replacement profiles in Florida homes. The design trades a second operable sash for fewer moving parts, tighter seals, and a lower profile that suits ranch homes, 1960s block construction, and second-story bedrooms equally well. In Los Angeles, where many homes sit within a few miles of the coast or in wind-borne debris zones, the simplicity is a feature, not a compromise.
We build these windows in aluminum or vinyl frames, depending on the look and the load your walls are carrying. Aluminum gives clean sightlines and holds large openings without flexing. Vinyl delivers thermal performance and resists salt air corrosion with less maintenance. Both materials work with the laminated impact glass and both meet the structural design pressures we specify for your site. If you are replacing original single-pane windows in an older Los Angeles home, this profile can usually be ordered to the same rough opening without major stucco work.
What you get with a single hung is a window that does one job exceptionally well: it protects the opening, opens when you want ventilation, and seals tight when closed. For budget-conscious homeowners who still need Miami-Dade compliant protection, this is often the most cost-effective impact window we quote.
Technical Specifications
We order single hung windows to your opening rather than forcing a stock size into place. Here is how the product breaks down:
- Frame materials: Aluminum or vinyl, selected by opening size, wind load, and finish preference.
- Glass options: Laminated impact glass with a PVB interlayer, Low-E insulated glass, tinted glass, or clear glass.
- Finish options: White, almond, bronze, black, and tan, depending on the frame material and manufacturer line.
- Screen options: Half screen or full screen. Half screens cover only the operable lower sash; full screens span the entire opening.
- Sill and hardware options: Standard and span sill configurations, plus cam locks and lift rails matched to the frame finish.
- Size range: Sized to your rough opening up to the manufacturer’s allowable design pressure rating for that configuration.
Since every opening is measured, ordered, and installed by our crew in Los Angeles, CA, you get a window that matches the existing architecture rather than a big-box compromise.
Hurricane & Compliance Performance
Laminated Impact Glass
The glass is two panes bonded with a PVB (polyvinyl butyral) interlayer. Under impact, the glass cracks but the interlayer holds the fragments together and keeps the window sealed. Wind-borne debris that would shatter a standard window leaves the impact glazing intact, protecting the interior from water and pressure-driven rain during a storm.
Miami-Dade NOA / Florida Product Approval
Single hung impact windows from the lines we carry carry Miami-Dade NOA (Notice of Acceptance) and Florida Product Approval numbers. These are issued per configuration, so the exact NOA or FL approval on your window depends on the size, glass, and frame combination we quote. We verify the specific approval on your order before it goes into production.
FBC / HVHZ Compliance
These windows are engineered to Florida Building Code (FBC) High-Velocity Hurricane Zone (HVHZ) requirements. That means the product is designed for the strictest wind codes in the country, not a generic coastal standard. In Los Angeles, CA, this matters because most of the city falls under HVHZ or wind-borne debris mandates depending on the specific parcel.
TAS 201 / 202 / 203 Testing Context
HVHZ-rated products are tested under the TAS protocol family. TAS 201 covers large-missile impact, TAS 202 covers cyclic wind-pressure loading, and TAS 203 covers forced-entry resistance. Together, these tests simulate the pressure cycling a window experiences as a hurricane passes, plus the impact load from flying debris.
Design Pressure for Your Wind Zone
Design pressures are matched to your wind zone, up to +/-100. We never spec a window for more pressure than your location requires, and we never undersize the rating. The design pressure is calculated from your address, exposure category, and building geometry, then verified against the product approval for the exact configuration ordered.
Energy Performance
Low-E insulated glass is available on most single hung configurations, which cuts solar heat gain in Los Angeles’s summer months and reduces condensation year-round. Tinted glass is another option for west-facing openings that catch direct afternoon sun. Clear laminated impact glass remains the standard for maximum visible light.
Color & Glass Options
Finish selection in Los Angeles, CA usually follows the home’s style. White and almond fit the plaster and stucco exteriors common across older neighborhoods and the San Fernando Valley. Bronze and black read more modern and work well on mid-century and contemporary builds. Tan is a quieter warm neutral, and we see it often on Spanish and Mediterranean exteriors where white feels too stark against terracotta roof tile.
On glass, the base laminated impact glazing provides protection without changing the look of the window. Add a Low-E insulated lite when the room gets heavy sun exposure or the HVAC runs constantly in summer. Tinted glass suits privacy and glare control on street-facing windows. Clear glass is what we recommend for maximum natural light, especially in smaller openings where every bit of brightness counts.
Half screens give you ventilation on the lower sash without covering the fixed upper glass. Full screens simplify cleaning and create a uniform look across the opening. We discuss both at the quote stage so the screened window matches how you actually use the room.
Installation by Meridian Windows & Doors in Los Angeles
We install every single hung window ourselves. No subcontractors, no handoff between sales and install. Our crew starts with a pre-install inspection of the rough opening: we check the lintel or header condition, look for rotted framing, verify the rough opening dimensions against the ordered window, and confirm the existing weatherproofing is intact before any demolition starts.
Every window is set level, plumb, and square in the opening. We don’t shim a warped window into place and walk away. The frame is anchored to the structure with the fastener pattern specified for that wind zone and opening size. Around the perimeter, we apply AAMA 812 low-expansion foam sealant to close air gaps and provide a continuous air and water barrier between the window and the rough opening. The entire installation follows AAMA 2400/2410 practice for installation of fenestration products.
An improperly installed impact window compromises the NOA-rated system even if the glass itself is rated. If the frame is not anchored correctly, the assembly cannot transfer wind load the way the design pressure calculation assumed. That is why we pull the permit when the AHJ requires it, and why we verify NOA or Florida Product Approval submittals match what we install. After the window is set and anchored, we run a final water test on the installation, then clean up the site and walk you through operation and maintenance.
Los Angeles-specific considerations apply here. Homes within the coastal wind zones and those in elevated exposure categories face different design pressures than inland parcels. Some HOAs in Los Angeles, CA have finish and style requirements that limit color choices. We check both the building code and any local restrictions before we place the order, so you don’t get surprised at inspection.
Frequently Asked Questions – Single Hung Windows
Design pressure is matched to your specific wind zone, up to +/-100 psf. We calculate the required rating from your address, building height, exposure category, and the product approval for the exact configuration ordered. Every quote includes the design pressure rating for your opening so you can confirm it against your permit set.
Lead time runs roughly 4 to 8 weeks depending on the manufacturer, finish, and glass combination. Custom sizes and less common finishes extend that, as do large multi-opening orders. We confirm current lead times at the quote stage and lock in your order date when the deposit is placed. Call (817) 686-2228 for current production timelines.
Yes, most jurisdictions in Los Angeles, CA and Broward County require product approval documentation as part of the window permit application. We provide the NOA or Florida Product Approval number for each configuration on your quote, and we include the approval documents with the permit submittal if you are pulling permits through us.
Within the manufacturer’s allowable range, yes. Single hung windows are ordered to your rough opening rather than stock sizes, so odd dimensions are usually feasible. The limiting factor is the design pressure rating for a given size and the approval matching that configuration. We can also configure options like Low-E glass, tint, and screen choice per opening rather than forcing the same spec across the whole house.
The frame needs periodic cleaning with mild soap and water, and the track should stay clear of sand and debris. Inspect the weatherstripping around the sash annually and the perimeter sealant where the frame meets the stucco or siding. Impact glass cleans like standard glass, and the laminated interlayer requires no special maintenance. If you notice a seal failure or condensation between panes on an insulated unit, call us and we will assess it under the applicable warranty. Reach us at (817) 686-2228.
Get a Quote – Single Hung Windows in Los Angeles
Single hung impact windows start with a site measurement. We come out, measure every opening, verify wind zone and approval requirements, and put together a line-item quote so you see exactly what each window costs. Pricing is fixed once we agree on the scope. Call (817) 686-2228 to schedule your free on-site measurement and get the project moving.
Written by the team at Meridian Windows & Doors, serving Los Angeles, CA with hurricane-impact window and door installation.
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