Metal Roofing &
Fencing Insights.
Practical guides for Ontario homeowners on standing seam roofing, metal fencing, weather protection, and premium exterior upgrades.
153 articles in Metal Roofing — page 6 of 7
Dents From Hail or Falling Branches: Cosmetic or Functional?
Metal dents. Whether that matters depends entirely on where the dent is and whether the coating survived. Here is how to tell an appearance issue from a performance one.
How Ontario's Climate Shortens Asphalt Shingle Life
An asphalt shingle ages by losing the oils that keep it flexible. Heat drives that process, thermal cycling cracks what is left, and freeze-thaw finishes the edges.
What a Manufacturer's Test Report Actually Tells You
A test report describes one specimen, tested once, to one standard, on one day. Knowing how to read the specimen description is what separates a meaningful claim from a marketing line.
Metal Roofing on Self-Storage, Garages and Outbuildings
Low-occupancy buildings with high consequences: a leak in a storage unit is a tenant claim, and snow off a long roof lands on drive aisles. What actually drives these roofs.
Site-Formed vs Factory-Formed Metal Panels: What Changes and What Does Not
Rolling panels on site removes the length limit and the transverse laps that go with it. Forming them in a plant brings controlled conditions and tested assemblies. Neither is automatically better.
Satellite Dishes and Antennas on a Metal Roof
The technician wants to drill into your new roof. Here's why you should say no, what the alternatives are, and how to handle the mount you already have up there.
Chimney Flashing on a Metal Roof: Crickets and Counter-Flashing
A chimney is a wall in the middle of your roof that water has to get around. The cricket behind it and the counter-flashing let into the masonry are what make that work.
Heat Cable on Roofs: When It Is a Fix and When It Is a Symptom
Heat cable does not melt a roof clear. It keeps a drainage channel open through ice. Sometimes that is exactly the right tool, and sometimes it is a very visible sign of a problem upstairs.
Ice Damming: Why Some Houses Get It Every Year and the Neighbours Do Not
An ice dam needs a warm roof deck and a cold eave at the same time. The differences between two identical-looking houses are real and they are almost always diagnosable.
Thermal Movement on Very Long Commercial Panel Runs
A long steel panel changes length by tens of millimetres between a January night and a July afternoon. Where that movement goes — floating clips, one fixed point, and trim that slips — decides the roof.
Panel Clips Explained: Fixed Clips vs Floating Expansion Clips
The clip is the part of a standing seam roof nobody sees and everything depends on. It carries wind uplift into the deck while letting the panel change length with the seasons.
Hanging Christmas Lights on a Metal Roof Without Drilling
No nails, no screws, no staples. Here's what actually holds on metal roofing, what magnets will and won't do, and how to do the job without getting on the roof at all.
Integrating Skylights Into a Standing Seam Roof
A skylight in a standing seam roof needs a curb, a cricket, and a panel layout planned around it before the first panel goes down. Flashing kits made for shingles do not translate.
Snow Load and Roof Structure: What Actually Governs Capacity
Roofs rarely fail from uniform snow. They fail from drifts, from sliding snow landing on a lower roof, and from loads nobody accounted for. Here is what determines capacity and who to ask.
Metal Roofs and Lightning: What the Physics Actually Says
The most persistent myth about metal roofing. Lightning is attracted by height and geometry, not by roofing material — and metal is non-combustible, which matters if a strike does occur.
Plumbing Vent Boots and Pipe Penetrations on a Metal Roof
The boot is the shortest-lived component on a metal roof and the one most often installed in the wrong place. Where it goes and how it is sealed decides how long it lasts.
Roof Avalanche: Doorways, Walkways, Gas Meters and What Sits Below the Eave
A slab release from a metal roof arrives in one place, all at once, with real force. Planning for it means reading the roof plan against what is on the ground before the panels go on.
Is a Metal Roof Noisy in the Rain? What Actually Controls the Sound
The barn-roof reputation comes from a real building type — one with no deck, no insulation and no ceiling. On a house, the assembly under the metal is what decides how it sounds.
Hip Roof Detailing in Standing Seam
Every panel on a hip plane is a different length and every one is cut on an angle. The rib terminations, the hip cap and the peak are where the work shows.
Metal Roofing and Home Resale: What Buyers Actually Weigh
A roof affects a sale through the questions buyers and inspectors ask about it. Here's what they look at, what documentation to have ready, and where a metal roof helps or complicates things.
Pitch Transitions and Roof-to-Roof Junctions in Metal Roofing
Where a roof changes slope, water accelerates, snow stalls, and two panel runs that both need to move have to be joined. The transition flashing does all of that.
Heritage Properties and Metal Roofing Approvals in Ontario
If your property is designated or sits in a heritage district, the roofing decision involves your municipality. Here's how the process generally works and how to prepare for it.
Panel Layout and Setting Out: Why the First Panel Decides the Roof
An eighth of an inch of error in the first panel becomes an inch by the far rake. Setting out is the half-day that determines whether the finished roof looks right.
Metal Roofing on a Garage, Shop or Outbuilding
Smaller buildings have their own considerations — condensation in an unheated shop, snow sliding onto a doorway, and how closely the roof needs to match the house.