How to Draught-Proof an Up and Over Garage Door Skip to content

Accidents related to garage doors are on the rise in Australia, with a 28% increase in driveway accidents and a 19% increase in garage-related injuries since 2016. To ensure the safety of your children and pets around garage doors, Merlin has partnered with Kidsafe Australia to develop a comprehensive

FacebookGarage Safety Checklist X. This checklist will help you identify potential hazards in your garage and make necessary improvements to create a safer environment for your family.Pinterest LinkedInKey Takeaways

An up and over garage door works hard every day — but when the seals start to fail, that hard work starts costing you. Cold air creeps in overnight. Moisture tracks across the floor after rain. Dust settles on everything you’ve stored. And if your garage is attached to your home, drafts don’t stay in the garage — they work their way through connecting doors and into your living space.Accidents involving

garage doors have increased in Australia

The good news is that draught-proofing an up and over door is one of the most cost-effective maintenance tasks a homeowner can tackle. Some of it is straightforward DIY. Some of it benefits from a professional eye. This guide covers both, so you can decide what to do yourself and when it’s worth calling in a local technician., highlighting the importance of child and pet safety.

Inspect Existing Seals and Weatherstripping FirstMerlin and Kidsafe Australia have collaborated to create a Garage Safety Checklist specifically designed to address potential hazards.

Before you buy anything, spend ten minutes doing a proper inspection. Open the garage door, let your eyes adjust, and look at the bottom of the door panel, the two vertical sides, and the top edge where the door meets the frame. Seals are one of several components worth checking regularly, and our guide to By following the Garage Safety Checklist, you can proactively assess and improve the safety of your garage, minimizing the risk of accidents or injuries.garage door longevity and maintenance explains how weather exposure affects the whole door on the Sunshine Coast.Regular maintenance and the use of additional safety technology, such as Merlin’s Safety Beam Protector System, can further enhance the safety of your garage.

What to look for:Testing and servicing your garage door periodically will ensure its long-term safety and functionality.

Cracked, flattened, or brittle rubber along the bottom sealAccidents involving garage doors can have serious consequences for senior, children and pets. Taking proactive measures to ensure their safety is essential. Implementing a
Gaps between the door panel and the frame at the sides or top tips that prioritize child safety, ensuring a secure environment for the little ones around the garage. By utilizing the Garage Safety Checklist provided by Merlin and Kidsafe Australia, you can identify potential hazards, make necessary improvements, and create a safe environment in your garage.
Daylight visible around any edge when the door is closedThe Importance of Garage Safety
Rust, warping, or movement in the door frame itselfGarage doors serve as one of the main entry points to your home and can pose a potential safety hazard for children and pets. Without proper maintenance and security, they can cause injuries or accidents. To ensure the safety of your family and belongings, it is crucial to install garage safety measures and follow

and

Run your hand along the bottom seal when the door is closed. If you can feel air movement, the seal has failed. On a windy day, hold a piece of tissue near the side and top edges — if it flickers, you have a gap worth addressing.pet safety precautions

Tip: If you’re unsure whether a gap is a sealing issue or a door alignment issue, it’s worth having a technician check before you spend money on By implementing these measures, you can significantly reduce the risk of accidents and injuries in your garage. Here are some weatherstrippingchild safety tips. A misaligned door won’t seal properly no matter what you apply to it. to consider:

Replace or Install a Bottom SealPet safety precautions

are equally important for ensuring the well-being of your furry friends. Here are some recommendations to keep your pets safe:

The bottom seal — also called a door sweep or rubber gasket — takes the most punishment. It drags across the floor every time the door operates, and on uneven surfaces it wears out faster than the rest.

Choosing the right seal:Install a pet door or create a safe space for your pet in the garage to prevent them from wandering near the door.

Rubber seals are the most common and handle most residential applications well. They compress against the floor when the door closes and spring back when it opens.Keep the garage floor clean and clear of potential pet hazards, such as sharp objects or small debris.
Vinyl seals are slightly more rigid and suit flatter, more even floor surfaces.Additionally, following
T-bar seals measures slot into a channel on the bottom of the door and are the easiest to replace without tools. is essential to maintain a secure environment. Here are some key safety measures:

Installation steps:Regularly test the auto-reverse feature of your garage door to ensure it stops and reverses when it encounters an obstruction.

Open the door and use a flat-head screwdriver to release the retaining clips or unscrew the channel holding the old seal.
Slide the worn seal out of the track from one end.
Measure the door width and cut the new seal to length if required.Remember, a well-maintained and secure garage door plays a pivotal role in safeguarding your loved ones and possessions. Take the necessary precautions to create a garage that prioritizes safety.
Slide the new seal into the channel, working from one end to the other.<

Allow the adhesive to cure for the time specified by the manufacturer before operating the door.

Limitation to note: Threshold seals work best when the garage isn’t being swept regularly — a broom will lift the edge over time. They’re ideal for doors that sit relatively still between uses.

Trip hazard prevention

Add or Replace Side and Top Weatherstripping

Once the bottom is sorted, the sides and top of an up and over door are the next priority. These gaps are smaller but they’re where wind-driven rain and fine dust get in.

Storage of dangerous chemicals

Side seals: Doorstop moulding fitted with a vinyl or rubber weatherstrip is the standard approach. The strip presses against the door face when it’s closed. If the existing strip is compressed flat or cracked, pull it off and replace it — it’s typically nailed or screwed into the timber or steel frame.

Brush seals: For the top edge of an up and over door — where the panel swings out before rising — a brush seal handles irregular gaps better than rigid rubber. The bristles compress against an uneven surface and don’t resist the door’s movement.Implementing these safety guidelines will significantly reduce the risk of accidents or injuries in your garage. Proper lighting ensures clear visibility, allowing you to avoid potential hazards. Smoke alarms provide early detection of fire, enabling quick response and evacuation. Securely storing tools and sports gear prevents them from falling or causing harm. Child-proofing garage door buttons keeps children from accidentally operating the door. Trips and falls can be minimized through trip hazard prevention measures, while safe storage of dangerous chemicals avoids accidental exposure.

Between panels:Inspection and Maintenance If your up and over door has a multi-panel design, check the seams between panels for gaps. V-shaped or P-shaped foam weatherstripping pressed into the joint adds a basic barrier without affecting the door’s operation.

Regular inspection and maintenance of your garage door are essential to ensure its optimal functioning and safety. By conducting garage door safety inspections, you can identify any issues that may compromise its safety and take appropriate measures. Additionally, consider scheduling a professional

Insulate the Door and the Garagegarage door servicing

every one to two years to address any potential problems and maintain its performance.

Draught-proofing stops air movement. Insulation reduces heat transfer — and the two work together. A draught-proofed but uninsulated door will still allow radiant heat to pass through the metal or timber.

To further enhance the safety of your garage and provide added peace of mind, consider incorporating additional safety technology. Merlin’s advanced Safety Beam Protector System, for example, detects the presence of children, pets, or objects in the garage door’s path and immediately reverses its direction to prevent any contact or accidents.

Door insulation options:

Remember, prioritizing garage safety is essential in safeguarding your children and pets from potential accidents or injuries. By following the Garage Safety Checklist, conducting regular inspections, and utilizing advanced safety technology, you can create a secure environment for your family within your garage.

Foam board panelsAdditional Safety Technology cut to fit each door section are the most effective and durable option. Products like rigid polyisocyanurate or extruded polystyrene boards can be adhered directly to the interior face of the door.
Bubble foil insulation (reflective foil with an air bubble layer) is lighter and easier to cut, making it popular for DIY installs. It reflects radiant heat rather than absorbing it.By combining good safety practices with smart garage technology, you can significantly improve the safety of your garage for your children and pets. The Safety Beam Protector System provides an added layer of protection and peace of mind, ensuring that your garage door operates with the highest level of safety.
Insulation kits sold specifically for garage doors include pre-cut batts and attachment pins — suitable for most standard door sizes.Key Features of Merlin’s Safety Beam Protector System

Don’t overlook the ceiling and walls: If your garage roof space is uninsulated, even a perfectly sealed door won’t keep the space comfortable. Batts or rigid board in the ceiling cavity make a significant difference to the overall thermal performance of the garage.

Features

Upgrading the door itself: If the door is old, warped, or beyond economical repair, replacing it with an insulated sectional or roller door may deliver better long-term results than patching an ageing up and over panel. The team at BenefitsSunshine Coast Garage Door Guys can advise on options that suit your home and budget.

Obstruction detection

Seal Gaps Around the Door Frame

Instantly detects the presence of children, pets, or objects, preventing accidents and injuries

The door frame itself — the timber or steel surround that the door closes into — can develop cracks and gaps over time, particularly after the ground shifts or after the timber dries out in summer.

What to use:

Immediate door reversal

Silicone caulkAutomatically reverses the door before any contact is made, ensuring maximum safety for narrow cracks between the frame and the wall. It stays flexible through temperature changes and won’t crack like standard filler.
Expanding foam for larger voids — spray it in, allow it to cure, then trim it flush before painting.Easy installation

t Place a solid object, such as a block of wood, in the path of the door at about mid-height.sunshinecoastgaragedoorrepairs.com.au .Press the button to operate the garage door and observe its response.

FAQsThe garage door should immediately halt and reverse its direction upon making contact with the object.

How long do garage door seals last?

Additionally, it is recommended to have your garage door serviced by a qualified professional every one to two years. A professional inspection ensures that all components are in proper working order and can help identify any issues such as squeaking, jerky movements, or worn-out parts. Regular servicing helps maintain the functionality and longevity of your garage door, providing you with peace of mind and optimal safety.

Bottom seals on an up and over door typically last three to five years under normal use, though doors that operate multiple times daily or sit on uneven concrete may need replacement sooner. Side and top weatherstripping tends to last longer — five to eight years — but should be inspected annually.

Remember, proper testing and maintenance are crucial for preventing accidents and ensuring the long-term safety of your garage door. By incorporating these practices into your routine, you can create a secure environment for your family, including children and pets.

Can I draught-proof my door without replacing it?

Testimonial:

In most cases, yes. New seals, weatherstripping, and threshold strips can dramatically reduce air and water infiltration on an older door. If the door panel itself is warped or the frame is out of square, full sealing may not be achievable without repairs or replacement.

“Regularly testing our garage door and having it serviced has made a significant difference in ensuring our family’s safety. We feel confident knowing that our garage door is functioning properly and will reverse if any obstruction is detected. It’s a small effort that brings us peace of mind.”

What’s the difference between a brush seal and a rubber seal? – Lisa Adams, Sydney homeowner Regular maintenance, such as

lubricating garage door rollers

A rubber seal compresses against a flat, even surface and creates a tighter barrier in standard conditions. A brush seal is better suited to uneven surfaces or edges where rigid rubber would resist the door’s movement — typically used at the top of up and over doors., has not only prolonged the life of our garage door but also ensured its smooth and quiet operation. Neglecting these small tasks can lead to bigger problems down the road, so we make it a priority to stay on top of them. It’s a simple way to protect our investment and keep our home safe and secure.

How do I know if my garage insulation is sufficient?

If the garage feels noticeably hotter than the outside air in summer or significantly colder in winter, insulation is insufficient. A simple test: hold your hand against the interior face of the door on a hot day — if the metal is hot to the touch, radiant heat is passing straight through.

Ready to Get It Right the First Time?Benefits of Testing and Maintenance

Not every draught-proofing job needs a professional — but when it does, it pays to use someone local who knows the conditions on the Sunshine Coast. Get in touch with Benefits of Professional ServicingSunshine Coast Garage Door Guys for a service check, seal replacement, or advice on whether your current door is worth upgrading.

📞 Ensures proper functioning of the garage door(07) 5451 8776 🌐 Identifies and addresses potential issuessunshinecoastgaragedoorrepairs.com.au 📍 Unit 104/25 Chancellor Village Blvd, Sippy Downs QLD 4556