Weatherproofing
Adhesives
Serious stick when it counts. A dependable hold for every job.
Gun Foam
Reliable expanding foam. A solid seal for gaps, cracks, and tough spots.
House Wrap
Moisture out. Airflow in. A smarter layer of defense.
Insulation
Strength beneath your siding. Insulation that supports your home’s comfort and durability.
Sealants
Sealants that stop water fast. A dependable bond you can trust.
Built for Canadian Conditions. Backed by Experience.
Siding isn’t just what we sell — it’s what we know. For more than 45 years, Buchner has supported contractors and distributors with siding products that install easily and stand the test of time. From in-stock availability to colour-matching and technical advice, our team is here to help you get the job done right.