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Therma-Tru Windows & Doors in Boynton Beach, FL | Sightline Windows & Doors Boynton Beach
Boynton Beach Window Replacement for Therma-Tru doors typically runs $340-$890 for entry door service and $1,800-$4,200 for full-frame impact-rated replacements, with most repairs completed in a single visit. What makes our work different here is the concentration of 1970s and 1980s concrete-block condos - especially Century Village - where original Therma-Tru frames were set directly into structural block, making replacement a concrete-cutting job, not a simple swap. We provide independent Therma-Tru service across Boynton Beach, from the Intracoastal condo communities to the western single-family corridors near I-95, and every job starts with a measured survey you keep and a written price that does not change. Call (561) 421-3844 to schedule your free estimate.
Why Boynton Beach Residents Choose Us for Therma-Tru Service
We’ve worked Therma-Tru systems in Boynton Beach long enough to know the difference between a standard stucco-pocket install and the concrete-block reality of Century Village, where the association requires board-approved specs before any permit gets pulled. Sonia Raman, our owner, grew up in Miami and learned glazing and frame installation through Miami Dade College’s building trades program before spending two decades on actual job sites. She and our crew have done residential retrofits along the streets bordering Intracoastal waterways near Boynton Harbor Marina, where salt air and wind load specs leave no margin for guesswork.
We stock genuine Therma-Tru replacement parts - sill caps, weatherstripping, multipoint locks, and glass panels - and we use high-quality aftermarket components only when OEM parts are discontinued or lead times are prohibitive. Our technicians are background-checked, uniformed, and identified by license number before arrival; every completed job leaves a documented photo record and is covered by our 365-Day Done Right Promise under the Haven Standard. We specify from eight manufacturer lines - PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux - by what the opening requires, not by what is in stock.
Our Therma-Tru sales & service covers repair, replacement, and upgrade of Therma-Tru window and door systems across Boynton Beach service area. The measured survey we leave with you and the written quote we provide are the same document - Haven Clause 1 - so the price you see before any work starts is the price on the final invoice.
Common Therma-Tru Windows & Doors Problems We Solve in Boynton Beach

- Corrosion of aluminum sill and frame components on Therma-Tru patio doors. Boynton Beach sits directly on the Intracoastal Waterway and within three miles of the Atlantic. The persistent salt-laden air accelerates corrosion of aluminum frames, hardware, and weep holes. We regularly see pitting and paint failure on Therma-Tru patio door sills in condos along Ocean Avenue and the marina district, where anodized or corrosion-resistant finishes should have been specified originally.
- Water infiltration through degraded weatherstripping and sweeps on Therma-Tru entry doors. Driving rain events associated with tropical systems - common in Palm Beach County’s wind-borne debris region - push water past worn door bottoms and jamb seals. In Boynton Beach’s 1980s-era buildings, original weatherstripping has often hardened past the point of recovery, and the concrete-block construction means water that gets in has nowhere to drain.
- Sticking or difficult operation of Therma-Tru multi-point lock systems. Humidity-induced swelling of wood frames in older installations is a constant in South Florida, but Boynton Beach’s combination of high humidity and salt air creates a compound problem: the wood swells, the hardware corrodes, and the multipoint lock becomes progressively harder to engage. We’ve replaced locks that homeowners had been forcing for months, damaging the strike plates beyond repair.
- Fogging or seal failure in Therma-Tru insulated glass units (IGUs). Intense South Florida sun exposure and temperature swings - especially in west-facing units in Boynton Beach’s older condos - break down the edge seals on IGUs. Once the desiccant saturates, the glass fogs permanently. We can replace just the glass panel on many Therma-Tru door and window systems when the frame and slab remain sound.
- Frame failure in Century Village concrete-block construction. Original Therma-Tru entry doors in this community were installed with frames embedded directly into structural block. Decades of thermal cycling and salt exposure cause the frame-to-block interface to deteriorate. Replacement requires cutting out the old frame, patching the concrete, and installing new impact-rated units with proper flashing - a scope of work rarely seen in neighboring single-family stucco homes.
Before
AfterTherma-Tru Service in Boynton Beach: What Local Conditions Mean for Your Equipment
Boynton Beach is home to one of Palm Beach County’s highest concentrations of 55+ condo communities - most notably Century Village, a sprawling development of several thousand units built predominantly in the late 1970s and early 1980s. The original aluminum single-pane sliding glass doors and louvered jalousie windows are now 40-plus years old, fail Florida’s current wind-borne debris region impact requirements, and represent the city’s dominant Impact Windows & Doors in Boynton Beach market. Any contractor working Boynton Beach must be fluent in condo association approval processes, HOA submittal packages, and coordinating multi-unit replacements building by building, because that workflow defines the local business more than single-family retrofits do.
For Therma-Tru owners specifically, this means two things. First, your replacement door must meet the association’s approved spec list before the board will sign off - and without board approval, no permit gets pulled. Second, the concrete-frame construction common to these buildings means original Therma-Tru frames were set in structural block, not hung in a wood or stucco pocket. Contractors who show up expecting a standard Florida install find removal labor substantially heavier and the patching scope larger. We’ve seen crews from outside Palm Beach County underestimate this by half. “Measure it right the first time and the install is already half done.” That’s why our measured survey documents the frame depth, block condition, and adjacent wall finish before any quote gets written.
We recently replaced a set of corroded Therma-Tru Fiber-Classic entry doors at a 1980s condo in Century Village, where the original frames were set into structural block and the salt air had pitted the aluminum sills. After cutting out the old frames and patching the block, we installed new impact-rated Therma-Tru doors with corrosion-resistant finishes, and the owners immediately noticed smoother operation and no more water intrusion during heavy rain.
Therma-Tru Models & Products We Service in Boynton Beach

We service the full range of Therma-Tru entry door systems commonly found in Boynton Beach residential construction:
- Therma-Tru Smooth-Star entry doors - fiberglass slab with smooth, paintable surface; common in 1990s-2000s single-family homes in the western corridor
- Therma-Tru Fiber-Classic entry doors - fiberglass with wood-grain texture; widely used in Century Village and similar 1980s communities for its moisture resistance
- Therma-Tru Classic-Craft entry doors - premium fiberglass with detailed panel profiles; found in higher-end retrofits and custom applications
- Therma-Tru Simulated Divided Lite (SDL) door glass options - decorative glass with exterior grilles; we replace fogged or damaged SDL units while preserving the grille pattern
Our Boynton Beach warehouse stocks genuine Therma-Tru sill caps, compression weatherstripping, multipoint lock assemblies, and replacement glass panels for same-day or next-day turnaround on most repairs. For full-frame replacements, we order impact-rated units specified to Florida Building Code wind-borne debris requirements for Palm Beach County - not generic stock from out of region.
Therma-Tru Service Pricing in Boynton Beach
| Service | Price Range |
|---|---|
| Therma-Tru entry door repair (weatherstripping, hardware, adjustment) | $180 - $420 |
| Therma-Tru IGU (insulated glass unit) replacement in door | $340 - $680 |
| Therma-Tru multipoint lock system replacement | $280 - $550 |
| Therma-Tru full entry door replacement (standard install) | $1,800 - $3,200 |
| Therma-Tru impact-rated full-frame replacement (concrete-block construction) | $2,800 - $4,200 |
Three factors drive cost on Therma-Tru work in Boynton Beach: whether the frame is embedded in concrete block (Century Village and similar communities), whether impact-rated replacement is required for code compliance, and whether HOA approval coordination is needed before work begins. Our free estimate includes the measured survey you keep, a written scope with line-item pricing, and a photo record of existing conditions. The written quote cannot differ from the survey document - Haven Clause 1. Call (561) 421-3844 for your exact quote; estimates are free.
Serving Boynton Beach, FL - Our Local Coverage Area

We’re based in the Boynton Beach 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 - Therma-Tru Windows & Doors in Boynton Beach
We can replace just the insulated glass unit (IGU) in most Therma-Tru doors when the slab and frame are structurally sound. If the frame is corroded, warped, or no longer meets Florida impact requirements, replacement is the better investment. Call (561) 421-3844 and we’ll assess which path makes sense for your specific door.
Humidity-induced wood frame swelling combined with salt-air corrosion of the multipoint lock hardware is the usual cause in Boynton Beach’s coastal climate. The lock becomes harder to engage, homeowners force it, and the strike plates deform. We replace the hardware and adjust the frame alignment; if the frame itself has swollen past recovery, we recommend replacement. Call (561) 421-3844 for a diagnosis - estimates are free.
Standard Therma-Tru entry doors do not automatically meet Florida impact requirements. We specify and install impact-rated Therma-Tru systems with approved glazing and hardware for Palm Beach County’s wind-borne debris region, which includes all of Boynton Beach. The product label and Miami-Dade or Florida Product Approval documentation are verified before any order is placed.
Salt-laden air accelerates corrosion of aluminum sill and frame components, causes paint to blister and peel, and degrades hardware faster than inland locations. We specify corrosion-resistant finishes and anodized or marine-grade hardware for Boynton Beach’s Intracoastal and ocean-proximate properties. The finish quality you choose is a real differentiator here - not a cosmetic preference.
Yes. Century Village Boynton Beach association rules require board-approved window and door specs before any permit is pulled. We prepare the submittal package with product cut sheets, Florida Product Approval numbers, and scope of work documentation, and we coordinate directly with the property manager or board liaison. This is standard workflow for us, not an extra service. Call (561) 421-3844 to start the process.
Service Areas Near Boynton Beach

We provide independent Therma-Tru service throughout Boynton Beach and neighboring communities. Our crews regularly work in Therma-Tru service in Lantana, just south along Federal Highway, and Therma-Tru service in Delray Beach, where the Atlantic Avenue corridor presents its own mix of historic and modern construction. We also cover Lake Worth, Greenacres, and Palm Springs - each with distinct housing stock and association requirements that factor into how we spec Therma-Tru replacements.
Book Your Therma-Tru Service in Boynton Beach Today
Call (561) 421-3844 to schedule your free estimate. A live person answers 24/7. We’ll send a uniformed, background-checked technician with license number verified under Haven Clause 3, conduct a measured survey you keep, and provide a written price before any work starts. Every job carries our 365-Day Done Right Promise and leaves a documented photo record.
Written by Sonia Raman, Owner at Sightline Windows & Doors Boynton Beach, serving Boynton Beach since 2012.










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