August 25, 2026 · 4 min read
Wind is the number one awning killer
Most awning damage happens in seconds. A gust gets under the fabric, lifts it, and the awning acts like a sail bolted to the side of your trailer. The arms were never built to resist that kind of load. They bend, the roller tube twists, and in bad cases the mounting rail tears away from the sidewall and takes a strip of wall with it.
Prairie wind does not give much notice. A calm afternoon at a campground west of Cochrane or out near Ghost Lake can turn into gusts strong enough to lift an awning in a few minutes. The habit that saves awnings is simple. If you are leaving the site, or going to bed, roll it in. A rolled up awning is almost impossible to damage.
Drop one end slightly when rain is in the forecast. Water pools fast on a flat awning, and a few centimetres of standing water weighs enough to bow an arm or pull the rail loose. Tie downs help in a light breeze, but they will not save an awning in a real windstorm, and they can push load straight into the fabric and rail.
What Alberta sun and moisture do to the fabric
Sun damage is slower and much easier to ignore. Ultraviolet light breaks down the coating on vinyl fabric and weakens the threads in woven acrylic. Calgary sits high enough that UV exposure is stronger than most owners expect, and a unit parked outside all summer ages noticeably faster than one kept under cover.
Watch for a chalky white residue, colour fading along the fold lines, and small splits near the roller tube where the fabric flexes most. Pinholes that let daylight through mean the material is near the end of its life. Once a tear starts running along a crease, patching rarely holds, because the material around the patch is just as tired as the part that let go.
Moisture is the other half of the story. Rolling up a wet awning traps water against itself, and mildew staining can set in within days. Black spotting is mostly cosmetic at first, but that same trapped moisture rots the stitching at the seams. Let the fabric dry before storage, and wash it with mild soap rather than harsh cleaners that strip the protective coating.
Arms, springs and motors
The arms carry all the load, so they tell you the most. Aluminum bends long before it breaks, which means a slight bow, a hinge that binds, or an awning that no longer sits level are early warnings worth acting on. Manual awnings also use a spring loaded roller tube under real tension. A failed spring assembly is not a driveway job, because that tube can let go with force.
Powered awnings add a motor, a gearbox and a control board. A motor that hums but will not move usually points to a jammed roller, stripped gears, or a failing capacitor rather than a dead motor. Slow or uneven travel often traces back to low battery voltage instead, which shows up first on cold Alberta mornings when a marginal battery sags under load.
Wind sensors and automatic retract features help, but they are not a guarantee. They react to movement that is already happening, not to a forecast, and they do nothing at all if the RV is unplugged and the battery is flat.
Repair or replace, and when to bring it to Horton
Fabric on its own can often be replaced while keeping the existing arms and hardware. That is the usual fix when the mechanism is straight and the awning still travels smoothly end to end. If the arms are bent, the roller tube is out of true, or the mounting rail has started to pull, the hardware has to be sorted out first. New fabric put onto a misaligned frame simply wears out the same way.
Wind damage is also where an awning problem quietly becomes a sidewall problem. When the rail rips, water gets behind the wall and into the structure, and that is no longer an awning job. If your awning tore away rather than just bending, have the wall checked at the same time.
Horton RV Services in Calgary handles awning fabric, arm and motor work, and will tell you honestly whether a repair makes sense or whether replacement is the better value on your unit. If a storm caused the damage, take photos before anything gets removed. Wind and hail losses are commonly claimed, and an adjuster will want to see what it looked like before the repair started.
Common questions
Can a torn RV awning be patched instead of replaced?
A small puncture in otherwise healthy fabric can be patched with proper awning repair tape or a bonded patch. Long tears, splits along a fold, or fabric that has gone chalky and brittle from sun exposure will not hold a patch, because the material around the repair is already weak. At that point new fabric is the honest answer.
My electric awning will not extend. Is the motor dead?
Usually not. Start with battery voltage, since awning motors draw a lot and a weak battery is the most common cause of no movement or slow, stuttering travel. After that, check for a jam in the roller or arms, and look at the fuse and switch. A motor that hums without moving often points to gears or a capacitor rather than the motor itself.
Should I leave my awning out while parked at a campsite in Alberta?
Only while you are there to watch it. Alberta wind can build very quickly, and an awning left out overnight or while you are away on a day trip is the most common way owners lose one. Roll it in before you leave the site, before bed, and any time the sky looks like it is turning.