Quick answer
CFC-free polyurethane foamed between two steel skins; standard, vertical and microgroove panel options. Call Springz with your exact model and address to discuss repair or installation options. Model support, stock and same-day appointments must be confirmed.
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The Springz take
Our take on the Overhead Door Thermacore Collection
Replacing a garage door is a chance to think beyond the dent or worn finish that started the search. Do you just park here, or is this where you work on projects and keep the things you use every weekend?
That answer helps you decide which construction is worth considering.
Models covered: 5720 / 5740 / 5760
A wind rating applies to a specific door setup, not every version in a range. We would check the size, reinforcement and installation requirements.
Wind resistance does not automatically mean protection from flying debris.
Wind load: Confirm the rating, permitted size and installation configuration in the exact model’s current manufacturer documentation.
If you are comparing a complete replacement, this range is worth a look alongside how you use the garage. A workspace deserves a closer insulation comparison; a parking-only garage may call for a different balance of appearance, construction and cost.
The collection name is only the starting point. Confirm the specific model, dimensions, windows and seals; not every version includes the highest insulation figure shown for the range.
We see this range as a worthwhile option for homeowners replacing a door and wanting the new one to suit more than the opening size. Its appeal is bringing the exterior you want together with construction that matches what happens inside your garage.
Choose the version for your actual routine (parking, storage or weekend projects) and the result can be a garage that feels like a considered part of your home, rather than a worn-out door you have learned to ignore.
Let’s find the right fit for your home.
Based on published product information, not hands-on testing. We’ll confirm the exact model and options before you order.
Heard a loud bang and now the door won’t lift?
A torsion spring has most likely snapped.
Door crooked, jerky or off its track?
Often a frayed cable, worn rollers or a bent track.
Panel dented or cracked?
Many panels can be replaced without buying a whole new door.
Garage doors do not have blink codes, but the sounds and movements point to the problem.
A torsion spring most likely broke.
Leave the door closed and do not use the opener.
A lift cable slipped or snapped.
Stop using the door. A crooked door can come off the tracks.
Worn rollers or dry hinges.
A tune-up with new rollers usually fixes it in one visit.
The bottom seal is worn or torn.
A new bottom seal keeps out heat, water and bugs.
The springs have lost tension.
Weak springs strain the opener. We can rebalance or replace them.
If the door is heavy, crooked or a cable looks loose, leave it closed. Those parts hold a lot of tension.
Recorded specifications
| Model | 5720 / 5740 / 5760 |
|---|---|
| Product type | Insulated Steel Doors |
| Model 5720 | U-factor 0.20, R-9.31 |
| Model 5740 | U-factor 0.15, R-12.76 |
| Model 5760 | U-factor 0.10, R-17.5 |
| Finish | Hot-dipped galvanized steel, two coats baked-on polyester paint |
| Wind load | Confirm the rating, permitted size and installation configuration in the exact model’s current manufacturer documentation. |
Studies & standards
These sources explain general door and opener considerations. They are not tests, certifications or performance findings for the Thermacore Collection; confirm exact-model features in its manufacturer documentation.
Zonda / Journal of Light Construction
The 2024 Cost vs. Value Report estimated a national average cost-recouped figure of 193.9% for its specified garage-door replacement project. This historical project estimate is not a measured return for every homeowner or garage door.
Why it matters: Resale results depend on the property, local market, project scope and sale timing. This figure is not a guarantee that a replacement will pay for itself.
For the Thermacore Collection: the report does not evaluate this exact model. Compare appearance, specifications and installed cost for your home rather than applying the national percentage to your quote.
Door & Access Systems Manufacturers Association
DASMA distinguishes calculated door-section R-value from tested assembled-door U-factor. Higher R-value and lower U-factor indicate greater resistance to heat transfer within their respective methods. The two garage-door metrics are not directly comparable or simple reciprocals.
Why it matters: Compare thermal figures measured on a consistent basis. Glazing, joints, seals and the rest of the garage also affect comfort; insulation alone does not control indoor temperature.
For the Thermacore Collection: request the thermal documentation for the exact configuration. Do not assume a published collection maximum applies to every size, glazing option or insulation tier.
FEMA
Garage-door failure during high winds can allow internal pressurization that increases loads on other parts of a building. Wind resistance depends on the complete door assembly and its installation.
Why it matters: Select a documented configuration suitable for the site’s design requirements. Reinforcement must follow manufacturer instructions or an appropriate engineered design; a generic bracing kit is not suitable for every door.
For the Thermacore Collection: confirm the exact size, design pressures, reinforcement, anchorage and applicable installation documentation. No door or retrofit guarantees protection from every storm.
Door & Access Systems Manufacturers Association
One spring cycle is one complete opening and closing. Cycle ratings describe design duty, not guaranteed service life. Actual performance depends on spring selection, installation, use and operating conditions.
Why it matters: Compare documented cycle ratings and suitability for your door. Do not decide that a spring needs replacement solely from its age.
For the Thermacore Collection: a trained technician must determine spring specifications from the actual door and configuration. A spring cycle rating is not a rating or lifespan guarantee for the complete system.
Find your model
Many doors have a sticker on an inside panel edge or on the end stile near the bottom. It lists the maker and model. Match it to the numbers below to be sure you are on the right page.
The list describes component types, not confirmed inventory or exact-model compatibility. Ask which parts fit your unit, what is in stock and whether another visit may be needed.
Local know-how
Near you
Questions
Often yes, if that panel style and color are still made.
We match the model, size and design during the visit and check whether a replacement section is available. If the door is older, the color may have faded or the style may be discontinued, and in that case replacing the whole door can look better and cost less over time. We will show you both options.
Still stuck? Call (737) 313-5700 and ask about same-day availability for your address and model.
Standard torsion springs are commonly rated around 10,000 cycles, roughly 7 to 10 years for most homes.
One cycle is the door going up and back down once. A household that uses the door four times a day uses about 1,460 cycles a year. High-cycle springs are rated for more and are worth asking about if your garage is your main entrance. Rust and heat shorten spring life, so a yearly check helps.
Still stuck? Call (737) 313-5700 and ask about same-day availability for your address and model.
No. Leave the door closed and call us.
Springs carry most of the door’s weight. Without one, the door can be too heavy to lift and can drop without warning. Running the opener can strip its gears. Keep everyone clear, do not pull the red release cord if the door is open, and call Springz for same-day help.
Still stuck? Call (737) 313-5700 and ask about same-day availability for your address and model.
Once a year is a good habit for most homes.
Austin heat dries out the grease on rollers, hinges and springs. A tune-up checks the balance, tightens hardware, lubricates moving parts and tests the opener’s safety reverse. Catching a worn part early is cheaper than an emergency call.
Still stuck? Call (737) 313-5700 and ask about same-day availability for your address and model.
Insulation slows heat coming through the door, but it will not air-condition the garage.
It helps most when rooms sit next to or above the garage, and it can make the garage more pleasant to work in. Results depend on the rest of the garage too, like walls, attic and gaps around the door. Good weather seals at the bottom and sides matter as much as the panel itself.
Still stuck? Call (737) 313-5700 and ask about same-day availability for your address and model.
A belt drive is quietest, and a wall-mount opener frees up the ceiling.
Belt drives are a good fit when a bedroom sits over the garage. Chain drives cost less and are a bit louder. Wall-mount openers sit beside the door and leave room for overhead storage. Whatever you choose, the door needs balanced springs first, or the opener will wear out early.
Still stuck? Call (737) 313-5700 and ask about same-day availability for your address and model.
Related products
Steel–polyurethane–steel sandwich doors with foamed-in-place insulation.
Common problems
Loud bang and the door won’t lift
Frayed or loose lift cable
Door crooked or off its track
Grinding or squeaking rollers
Dented or damaged panels
Ready for a new door
Inside the product
Continuously monitors door operation and stops the opener when significant changes occur.
Picks a new access code from billions of combinations on every use to block signal theft.
U-factor measures the tested, fully assembled door’s heat transfer (lower is better); R-value is a calculated, section-only resistance (higher is better). The two are not reciprocals and are not directly comparable, and the industry is moving toward U-factor as the preferred metric.
Spring cycle life is not necessarily the same as door cycle life (tested under ANSI/DASMA 109); spring handling and installation factors affect real performance versus rated cycles.
Federal law requires residential garage door operators manufactured on or after January 1, 1991 to meet applicable entrapment-protection requirements. Additional requirements apply from January 1, 1993. A direct final rule published March 14, 2024 amended specified provisions. These general requirements do not establish compliance of any particular model or installation.
Section 1211.6 requires inherent primary entrapment protection and, for vertically moving residential operators, one of the specified additional arrangements: qualifying constant-pressure control, provision for an external secondary device, or qualifying inherent secondary protection. Consult the regulation and exact model’s instructions.
CPSC administers the federal residential garage door operator safety rule. Photoelectric sensors are one permitted form of secondary protection; the applicable requirements do not establish that every model uses photo-eyes or alignment indicators.
Whether your Thermacore Collection needs a repair, a tune-up or a full installation, Springz covers Austin, Pflugerville, Lakeway, Round Rock area, Buda, Kyle, San Marcos, Dripping Springs, Bee Cave and West Lake Hills. Find the model number on the label on the inside edge of the door or end stile and tell us when you call.
These recorded specifications may describe a product family or revision. Confirm the exact model, manufacture date, included accessories, warranty and current availability against the manufacturer documentation and the label on your unit. Springz is an independent service company and is not affiliated with or endorsed by Overhead Door.
Call for 24/7 emergency service enquiries in the Austin area. Confirm the appointment window, exact-model support and parts availability before booking; same-day visits are subject to availability.
(737) 313-5700CallSpringz.com
