Yes. Using a humidifier to maintain consistent indoor humidity minimizes the expansion and contraction of your wood flooring, cabinets, and furniture. Very low humidity (less than 35%) is common in Calgary. When indoor air is that dry, wood loses moisture — leading to shrinking, warping, and curling. Laminate flooring layers can start to separate. Many flooring manufacturers’ warranties require a whole-home humidifier. Consistent humidity also helps your expensive wood furniture and treasured antiques look better and last longer.