







Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
ECO Window Systems Construction in Chatsworth, CA | Elmstead Remodeling Santa Clarita
We provide independent ECO Window Systems construction, retrofit, and finishing service across Chatsworth, from single-hung 2000 Series replacements to full impact-rated 5000 Series window packages. What sets our Chatsworth work apart is the way we handle the horse-keeping zoning: any new or replaced window within 50 feet of a stable or arena must be tempered or impact-rated, which changes which glass goes where. Graham Stein, our owner, grew up in Los Angeles and trained at LA Trade-Tech, so he knows exactly how these older San Fernando Valley ranch frames behave. Call (661) 542-4056 and we’ll walk your property before quoting a single number.
Why Chatsworth Residents Choose Us for ECO Window Systems Service
We’re not an authorized ECO Window Systems dealer and we won’t pretend to be. We’re an independent contractor that has rebuilt, retrofitted, and finished around ECO windows and doors across the Santa Clarita Valley, including dozens of 1960s and 1970s ranch homes right here in Chatsworth. There’s a difference between knowing a product line from a brochure and knowing how an ECO 2000 single-hung handles after 50 years of valley sun. Graham and our crew can spot a worn spring balance by the way a sash drops, and we know which older aluminum frames need sill replacement instead of new glass. Our ECO Window Systems sales & service approach starts with a written price, uses drop cloths and shoe covers on every visit, and treats your family’s nap schedule as part of the project plan. That’s not a slogan. It’s how we ran jobs on Lassen Street and how we’ll run yours.
Styles & brands we work with







Common ECO Window Systems Construction Problems We Solve in Chatsworth
After years of working on ECO windows in Chatsworth, we can usually tell you what’s wrong before we walk through the door. Here’s what we see most often on local ranch houses:
- Chalky, faded anodized aluminum frames on 1970s ECO 2000 sliders. A few decades of Chatsworth sun over 100°F every summer leaves the finish dull and the frames chalky. We can re-glaze, rebuild, or replace depending on how far the corrosion has gone.
- Snapped spring balances on single-hung ECO 2000 Series windows. The lower sash slams shut or won’t stay up at all. It’s a balance replacement, not a whole new window, and we stock common balance sizes for faster Chatsworth turnaround.
- Failed insulated glass units on south-facing ECO 3000 Series windows. Repeated 100°F+ expansion cycles break the seal, and you get that fog you can’t wipe off. We replace the IGU pack and re-glaze without tearing out the frame.
- Deteriorated weephole covers and clogged sill tracks on older ECO sliders. During our rare winter rains, trapped water backs up and seeps into the frame or the wall. We clear the tracks, replace the covers, and check the sill slope so water drains outward.
- Loose latches and worn rollers on ECO sliding windows along corrals and arenas. Dust from the equestrian lots plus years of daily use grinds rollers down. We rebuild the track assembly with OEM or better aftermarket components and set the latch so the window actually locks.
ECO Window Systems Service in Chatsworth: What Local Conditions Mean for Your Equipment
Here’s the piece of Chatsworth-specific detail that changes how we approach ECO Window Systems work on this side of the valley: horse-keeping zoning. Chatsworth is one of the last residential equestrian communities in the San Fernando Valley, and the zoning requires that any new or replaced window within 50 feet of a stable or arena be tempered or impact-rated. On a 1970s ranch with a corral along the back of the house, that means a legacy single-glazed ECO 3000 the owner would happily keep has to go impact when the wall is opened for a Bathroom Remodeling in Chatsworth or other remodel. Neighboring Winnetka and Northridge have no such equestrian setback for window glazing, so a quote from a contractor who works mostly over there misses the requirement entirely. We don’t. On Lassen Street near the old Chatsworth equestrian trails, our crew replaced six faded ECO 2000 single-hung windows in a 1973 ranch. The original balances had snapped, the lower sashes wouldn’t stay up, and two sills were rotted from a leaky weephole design. We pressure-treated the rough openings, installed fresh sill pans, and put in new ECO 2000 replacement frames with upgraded warm-edge glass, then re-glazed one window with tempered glass because it faced the horse stalls 40 feet away. That’s the difference between working in Chatsworth and working near Chatsworth.
ECO Window Systems Models & Products We Service in Chatsworth
We work on the ECO series most common in Chatsworth ranch homes: the 2000 Series single-hung, the 3000 Series sliding, the 4000 Series casement and awning, and the 5000 Series impact-rated windows. For replacement parts, we use genuine ECO Window Systems balances, IGU packs, weatherstripping, and latch hardware whenever they’re still available. For discontinued 1980s aluminum series where ECO no longer makes parts, we source better-performing aftermarket bronze or clear-anodized components rather than leaving a window permanently out of service. We’ll only recommend full window replacement on an older ECO frame if the cost of new IGUs, rollers, and re-glazing exceeds 60% of a new quiet dual-pane unit. That line keeps us honest and keeps your money where it belongs.
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AfterECO Window Systems Service Pricing in Chatsworth

The price on the paper is the price on the invoice, we put that in writing before the first board goes down. What follows are the ranges we quote for Chatsworth work. Actual numbers depend on frame condition, glazing requirements, and whether the window sits in an equestrian setback area.
| Service | Price Range |
|---|---|
| Standard window replacement (ECO 2000) | $4,500 – $15,000 |
| Impact window installation (ECO 5000) | $8,000 – $25,000 |
| Kitchen remodel with new ECO windows | $14,000 – $45,000 |
Every free estimate includes a written line-item price, a walkthrough of what gets protected and how, and a straight answer on whether you need impact glass under Chatsworth zoning. Call (661) 542-4056 and we’ll schedule a time that works around your family. We answer the phone with a live person, 24/7.
Serving Chatsworth, CA - Our Local Coverage Area
We’re based in the Chatsworth area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs – ECO Window Systems Construction in Chatsworth
Yes, in most cases. The ECO 5000 impact-rated series can be installed as a retrofit from the interior side of the frame, preserving the existing stucco returns and exterior trim. We’ve done exactly this on single-story Chatsworth ranch homes where tearing out stucco would have doubled the job cost. The exception is rotted framing or sill damage, which requires cutting back a small section. Call (661) 542-4056 for a free site look, and we’ll tell you which approach applies to your house.
Impact-rated ECO 5000 windows are tested for windborne debris and are far better at blocking ember intrusion than old single-glazed units, but no window is a fireproof wall. The larger wildfire risk in Chatsworth comes from vents, eave gaps, and dry vegetation close to the house. Our window work includes checking the surrounding opening for gaps where embers collect, and we can coordinate ember-resistant vent upgrades with the rest of the project. Call (661) 542-4056 and we’ll look at the whole wall assembly, not just the glass.
Repair first. A broken balance on an ECO 2000 single-hung is a mechanical part, not a reason to replace the window. We replace the balance, adjust the sash, and the window works again. Full replacement only makes sense if the IGU has also failed, the frame is rotted, or the combined repair cost exceeds 60% of a new unit. Call (661) 542-4056 and we’ll give you the repair number before we suggest replacement.
Yes, with the right sequence. Summer highs over 100°F affect how fast sealants cure and how much aluminum expands during the day, so we schedule our exterior sealing and glazing for the cooler morning hours and we stagger installation so the house is never fully open in the peak heat. We also keep dust down during Santa Ana wind days because that fine dust will find its way into everything if you don’t control it. It’s the kind of planning Graham walks every homeowner through before the first tool comes off the truck.
We do, and Chatsworth’s half-acre ranch layouts are exactly the kind of project a General Contractor - Chatsworth like us has done many times. We work around the horse stalls, the dogs, and the school schedule. The price includes drop cloths on every floor, shoe covers at the door, and a photo of the clean-up before the crew leaves. Give us a call at (661) 542-4056 and we’ll walk the property, count the windows, and hand you a written price.
Service Areas Near Chatsworth
From our Santa Clarita base we cover Chatsworth and the surrounding communities. You’ll find us working in Chatsworth service area throughout the week, plus regular projects in ECO Window Systems service in Canoga Park, Granada Hills, Sylmar, and over the pass in ECO Window Systems service in Santa Clarita. If your neighborhood is nearby, call and ask. We’ll likely be out there soon.
Book Your ECO Window Systems Service in Chatsworth Today
We’ll bring a written price, a clean work area, and a crew that answers to Graham Stein by name. Call (661) 542-4056 to book your free estimate. If a window is stuck open or a sash has slammed shut, tell us and we’ll get someone out quickly.
Written by Graham Stein, Owner at Elmstead Remodeling Santa Clarita, serving Chatsworth and the surrounding communities since 2005.












