08/06/2026
One of the biggest differences between a professionally built deck and one that develops problems over time comes down to something most people never notice: movement.
Both wood and composite decking naturally expand and contract—they just respond differently to Calgary's changing temperatures and moisture levels.
That's why proper spacing isn't just about appearance. It allows for drainage, airflow, and seasonal movement, helping your deck perform the way it was designed to.
It's one of those behind-the-scenes details that can make a big difference over the life of your deck.