Gutter Services Tips
How to Stop Ice Buildup and Leaking Joints in Eavestroughs During Guelph Freeze-Thaw Cycles for Kortright Hills Homes
Published 2026-09-27 · By Darren McAllister, Guelph Eavestrough Pros

Kortright Hills homes sit on sloped lots near the Speed River valley where Guelph winters bring repeated freeze-thaw cycles. Snow melts on sunny days then refreezes overnight, pushing water under shingles and into eavestrough joints.
Darren McAllister, owner of Guelph Eavestrough Pros, has seen how these cycles split seams on aluminum sections that have been in place for fifteen years or more. The result is water running down siding and pooling against foundations during the next thaw.
How Freeze-Thaw Cycles Affect Eavestroughs in Kortright Hills
Guelph typically sees multiple nights below freezing followed by daytime highs above zero. This pattern expands standing water inside gutters until seams open. Leaves from nearby maple stands and pine needles from the conservation areas add to the problem by trapping moisture.
Homes in Kortright Hills often have standard 5-inch K-style gutters on two-story builds. When ice forms along the back edge it forces the front lip outward, stressing the pop rivets at each joint.
Practical Steps to Reduce Ice Buildup
Keep gutters clear before the first heavy snow. Remove packed debris so meltwater can reach downspouts instead of backing up behind ice.
Ensure downspouts discharge at least six feet from the foundation and use extensions on sloped driveways common in the neighborhood.
Check for sagging sections after every major storm. A half-inch drop in the middle of a ten-foot run lets water pool and freeze repeatedly.
Consider adding Eavestrough Repair before winter if seams already show gaps. Darren McAllister notes that resealing with proper butyl tape lasts longer than silicone in freeze-thaw conditions.
When to Call for Professional Help
If ice dams form on the roof edge every winter, the eavestrough pitch or fascia board may need adjustment. Licensed & Insured crews can rehang sections so water flows even when partially frozen.
For homes near Exhibition Park or Riverside Park with similar exposure, the same joint issues appear. Addressing them early prevents water from reaching basements during the heavy spring rainfall Guelph receives.
Darren McAllister recommends scheduling an inspection in late autumn so any needed Eavestrough Leak Repair is complete before snow arrives.