A Sightline company - serving Lantana, FL

ECO Window Systems Custom & Geometric Windows Nationwide | Sightline Windows & Doors Lantana

Every visit starts with

Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style

Styles & brands we work with

Single hung
Single hung
Double hung
Double hung
Horizontal roller
Horizontal roller
Casement
Casement
Bay & bow
Bay & bow
Sliding glass doors
Sliding glass doors
Entry doors
Entry doors
Impact garage doors
Impact garage doors
PGT
PGT
CGI
CGI

Before & after – our own jobs

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

ECO Window Systems Custom & Geometric Windows in Lantana: What to Know First

As an independent ECO Window Systems service provider in Lantana, we measure, fabricate, and install custom and geometric windows from ECO’s product lines with written pricing before any work begins and a 365-Day Done Right Promise stamped on every job. Most ECO custom and geometric window projects in Lantana run between $1,200 and $4,800 per opening depending on shape complexity, impact rating, and whether the rough opening needs reframing. We carry the full ECO Window Systems catalog alongside PGT, CGI, CWS, and ES Windows, so if a curved or arched specification isn’t optimal from one line, we specify from another without margin pressure.

Call (561) 461-2062

This page is for Lantana homeowners who already own ECO Window Systems products or are specifying them for new custom openings, coastal remodels, or geometric replacements in homes along the beachfront corridor where salt air and wind-borne debris are annual realities. Call (561) 461-2062 to schedule your free measured survey. The document we leave with you becomes your written quote; the two cannot differ.

How ECO Window Systems Products Fail - and How We Fix Them

  • ECO 9000 Series arched tops: seal decompression in the curved jamb. The 9000’s thermal-break design uses a co-extruded gasket path that can separate at the radius transition after three to five Lantana summers of UV cycling and salt-air oxidation. We see this on ocean-facing second stories where the arch catches morning sun. Our fix: we pull the sash, document the seal geometry with photos, and order the radius-specific replacement from ECO’s Miami distribution center. We do not field-bend standard gaskets; the tolerance stack on an arched unit won’t allow it.
  • ECO 5000 Series geometric shapes: corner weld stress cracking on trapezoids and pentagons. The 5000 line uses a corner fusion process that holds well on rectangles but can cold-flow on acute angles below 45 degrees. In Lantana, thermal expansion from afternoon concrete wall mass accelerates the fatigue. We specify reinforced internal gussets on replacement units and verify the weld penetration with a borescope before installation. Haven Clause 4: evidence on every job.
  • ECO impact-rated custom units: laminated glass delamination at the edge bite. ECO’s impact laminates use SentryGlas or PVB interlayers depending on the year of manufacture; pre-2019 units with PVB can show edge fogging when the primary seal fails and Lantana humidity reaches the glass perimeter. We date-code the existing unit from the etched mark in the corner, match the interlayer type, and replace the whole insulated glass assembly rather than attempting a field repair that voids any remaining warranty.
  • ECO oversized custom openings: sash drop on units over 72 inches wide. The hardware specification on ECO’s wide-format custom line sometimes ships with standard friction stays where heavy-duty cam handles are required for the sash mass. We measure the actual sash weight on a digital scale during survey, then specify the correct ECO hardware kit by part number. This is a specification error, not a product defect, but it shows up on Lantana homes with the 8-foot openings popular in 2016-2019 construction.
  • ECO curved and radius windows: frame twist from improper shimming at original install. Curved ECO units have a neutral axis that must sit plumb; if the original installer shimmed the sill plane without checking the radius centerline, the frame twists and the operable sash binds. We remove the unit, document the rough opening with a laser level and photos, and reinstall with adjustable composite shims at the calculated bearing points. The measured survey you keep shows the before-and-after frame readings.

Our ECO Window Systems Custom & Geometric Windows Process

Modern black-framed folding patio doors opening into a sunlit backyard
Our ECO Window Systems Custom & Geometric Windows Process
  1. 1
    Measured survey. Sonia Raman or a verified crew member arrives with a printed license number, measures the rough opening to the sixteenth, and records frame squareness, plumb, and diagonals. You keep this document. Measure it right the first time. Everything after that is just paperwork.
  2. 2
    Product specification. We pull ECO’s current catalog and cross-check against PGT, CGI, CWS, and ES Windows equivalents. If ECO’s lead time or price point doesn’t fit the opening requirements, we name the alternative in writing with U-factor, SHGC, and impact rating for each.
  3. 3
    Written quote. Haven Clause 1: the price is line-itemed by unit, labor, permit, and disposal. No change orders permitted except for concealed structural damage documented with photos.
  4. 4
    Fabrication and delivery. Custom and geometric ECO units ship from Miami; we track the order and inspect at receipt for transit damage to the radius forms or corner welds.
  5. 5
    Installation and testing. We install, shim to the survey spec, seal with backer rod and specified sealant, then operate every sash and document with a photo record showing the sightline alignment and the closed-unit light gap.
  6. 6
    Warranty registration and closeout. We register the ECO warranty in your name, leave the 365-Day Done Right Promise in writing, and archive the photo record under the Haven Standard.
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What ECO Window Systems Custom & Geometric Windows Costs in Lantana

Scenario Typical Range What Moves the Price
Standard geometric replacement (trapezoid, triangle) $1,200 - $2,400 Size, impact rating, existing frame condition
Arched or radius window, fixed $1,800 - $3,200 Radius complexity, single vs. double glaze, lift requirements
Oversized custom opening (72″+ width) $2,800 - $4,800 Reinforced frame, heavy-duty hardware, crane or hoist access
Impact-rated custom geometric Add $400 - $900 per unit Laminate type, missile rating, permit and inspection fees
Rough opening reframing $600 - $1,500 Structural header, king stud replacement, stucco repair

These are 2024-2025 Lantana market ranges based on our completed jobs, not national estimates. Every quote is specific to your opening. Call (561) 461-2062 for your free measured survey; the document we leave is your written price.

Why Lantana Homeowners Call Sightline Windows & Doors Lantana for ECO Window Systems Work

Modern black-framed window installation overlooking a luxury backyard pool and garden
Why Lantana Homeowners Call Sightline Windows & Doors Lantana for ECO Window Systems Work

We’ve logged work on homes along the Lantana beachfront corridor since 2012, where salt air and hard summer storms test every seal and weld. The Haven Standard governs every opening: written price before work starts, verified crews with license numbers on the page, evidence on every job, and no surprises. Our 365-Day Done Right Promise is stamped on every contract, not offered as a courtesy.

We carry eight manufacturer lines - PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux - and we specify by what the opening requires, not by what is in stock. If ECO’s lead time or specification doesn’t fit, we name the alternative with numbers on the page. Calls are answered by a live person, 24/7. Bring us any competitor’s written estimate; we’ll review it at no charge.

Get the price in writing before anything starts.A real person answers, day or night.
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