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Weatherproofing Your Garage Door: Repairing Seals and Insulation

Weather conditions in Burnaby, and similar climates, exert a significant influence on the structural integrity and performance of garage doors. The transition from warm, garage door repair services in Burnaby can wreak havoc on materials, necessitating a proactive approach to weatherproofing. This detailed exploration into repairing seals and insulation on garage doors aims to provide homeowners with a comprehensive guide to enhancing their home's energy efficiency, comfort, and security.

Understanding the Elements: The Need for Weatherproofing
Weather proofing garage doors
The barrage of weather conditions each season brings challenges to maintaining a garage door in optimal condition. Summer's intense heat can cause the door's materials to expand and warp, while the winter cold can make them contract and crack. Such fluctuations can lead to gaps in the door's sealing, allowing unwanted air exchange that undermines the home's energy efficiency and increases utility bills.

Furthermore, water ingress from rain or melting snow can lead to rust or rot, compromising the door's structural integrity and its security features. The value of weatherproofing, therefore, cannot be overstated, acting as a shield that prolongs the lifespan of your garage door and, by extension, enhances the overall well-being of your home.

Inspecting Your Garage Door's Weatherproofing

The first step in the maintenance of your garage door's weatherproofing is a thorough inspection. This involves examining the door's bottom seal, weatherstripping around the edges, and the insulation of the door itself. Over time, these components can degrade, leading to drafts and water leaks.

Weather proofing garage doors Homeowners should look for cracks, gaps, or signs of wear in the seals, as well as any areas of the door that may have poor insulation. A simple way to check for drafts is to use a lighted candle; moving it around the door perimeter, any flickering flame indicates air infiltration. Armed with this knowledge, homeowners can determine the specific repairs or replacements needed to enhance their door's weatherproofing.

Step-by-Step Guide to Repairing Seals and Insulation

Replacing the Bottom Seal:

The bottom seal is crucial for preventing water, debris, and pests from entering the garage. Over time, it can become brittle and cracked, reducing its effectiveness. Replacing the bottom seal involves removing the old seal, cleaning the seal track, and then installing a new seal. For most garage doors, this is a straightforward process that involves sliding the new seal into the track or securing it with screws, depending on the door's design.

Insulating the Garage Door Panels:

Enhancing the insulation of your garage door is a key step in improving your home's energy efficiency. This can be achieved by attaching insulation panels to the inside of the garage door. There are various insulation kits available, including fibreglass, foam board, and reflective insulation, each with its own installation method. Typically, the process involves measuring and cutting the insulation to fit each panel before securing it in place. The result is a more temperature-stable garage space, reduced energy consumption, and a quieter door operation.

Sealing Gaps Around the Garage Door:

Gaps around the garage door can allow air and moisture to penetrate, undermining the door's weatherproofing. To seal these gaps, homeowners can use weatherstripping along the top and sides of the door. This involves measuring the length of the door to cut the weatherstripping to size, then attaching it with nails or adhesive. Ensuring a tight seal around the door helps to prevent drafts and water damage, further enhancing the home's comfort and energy efficiency.

Maintaining Your Garage Door’s Weatherproofing
Weather proofing garage doors
The efficacy of your garage door's weatherproofing is largely dependent on regular maintenance. This includes periodically checking the seals and insulation for signs of wear, cleaning the tracks and rollers to ensure smooth operation, and lubricating moving parts to prevent rust and corrosion.

Additionally, it's important to clear any debris from the door's drainage system to prevent water buildup. While many of these tasks can be performed by the homeowner, there are instances where the damage or wear may require the expertise of professional garage door repair services in Burnaby. These professionals can offer comprehensive services, from inspections to repairs, ensuring your garage door remains in peak condition year-round.


The significance of weatherproofing your garage door through the repair of seals and enhancement of insulation cannot be overstated. It is a critical aspect of home maintenance that protects against the elements, improves energy efficiency, and secures the home from potential intrusions. By following the steps outlined in this guide, homeowners can effectively maintain their garage door's weatherproofing. However, when faced with challenges beyond the scope of DIY efforts, professional garage door repair services in Burnaby stand ready to provide their expertise. Remember, proactive maintenance is key to ensuring the longevity and effectiveness of your garage door's weatherproofing.

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Any facts, figures or references stated here are made by the author & don't reflect the endorsement of iU at all times unless otherwise drafted by official staff at iU. This article was first published here on 10th April 2024.

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