Residential roof replacement in Northern Utah

Is your roof showing its age, or damaged in more places than one? A full reroof takes the old roofing off down to the decking and puts a new roof on sound wood.

A multicolor shingle roof meeting a second roofline above a gutter and a stucco wall, with sky and trees
Shingled rooflines above a gutter.

When to consider a roof replacement

  • Shingles curling, cracking or breaking across whole slopes, not just one spot
  • Bare patches where the protective granules have worn away
  • Leaks that come back in new places after each repair
  • A roof that already has more than one layer on it
  • Areas that sag or feel soft underfoot

Repairs make sense when the damage is in one place. When the problems are everywhere, patching one spot only moves the next leak somewhere else.

What the work involves

  • Tearing off the existing roofing down to the decking
  • Checking the decking and replacing boards that are not sound
  • New underlayment, and new flashing at walls, vents and valleys
  • The new roofing installed, then the ridge and vents finished
  • Old material hauled away and the site cleaned up

Taking the roof down to the decking is the point. Some roofs get a new layer laid straight over the old one, and then nobody sees what is underneath. The Ogden job on the projects page had three layers of old roofing stacked up and bad decking under all of them, which only came to light because everything came off.

Every roof is different, so the exact scope for yours is laid out in the estimate before work starts.

A documented replacement

In West Point, AGX reroofed 35 squares in charcoal black. A square is 100 square feet, so that is about 3,500 square feet of roof. No photos of that job have been supplied yet.

Questions homeowners ask

Can a new roof go over the old one?

It is sometimes done, but it hides the decking, adds weight, and leaves any damage underneath in place. The Ogden job on the projects page shows what a full tear-off can uncover.

How do I know if I need a repair or a replacement?

If the damage is confined to one area, a repair is usually enough. If the roof is worn across most of its surface, or keeps leaking in new places, replacement is the better spend. AGX will look at the roof and tell you which one it needs.

What happens if the decking turns out to be bad?

Bad sections are replaced before the new roof goes on, and if the damage is widespread the whole roof can be resheeted. That page explains how it works. Read more

Related services

  • Decking and resheetingReplacing soft or rotted roof decking so the new roof sits on sound wood.
  • Roof repairRepairs for leaks, damaged areas, and other problems that need attention.
  • Roof inspectionsA slope-by-slope look at the roof and a plain answer about what needs attention.
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