Exterior Finishing Products


A sturdy roof protects your home or business from the elements. It has to withstand strong winds, heavy downpours, snow and ice accumulation. If you’re looking to re-shingle your roof, come to us for roofing supplies. At Challenger Building Supplies Ltd., we have IKO asphalt roofing products as well as exterior wood finishing and staining for your siding and more.

Brands & suppliers

Trex Fiberon Decking TimberTech Decking ProBuilt Aluminum Railings Kaycan Allura

We supply products for outdoor DIY projects including:

  • Wood fencing 
  • Wood and composite decking
  • Aluminum railings 
  • Decks
  • Landscaping
  • Railings
  • Gates


Talk with our professionals today about roofing and other needs for your DIY projects. We have aluminum, vinyl, fibre cement, and wood siding supplies in Lethbridge. Our experts can help you find siding to fit your style and budget. 


Give us a call or stop by today with any questions you may have.

Book a Consultation

Get an in-store appointment with our team of professionals at our store in Lethbridge.