Start with the prescription. A CPAP machine needs a sleep study and a pressure recommendation before anyone can fit equipment, so your first stop is your parent's doctor or a Calgary sleep clinic. Once you have that, a good retailer does the real work: fitting the mask, showing how the machine runs, and following up when the first mask doesn't feel right. That fitting step is where most of the comfort comes from, and it's worth choosing a shop that takes it seriously.
Calgary's dry air and cold winters are a genuine factor. A heated humidifier and heated tubing make a big difference here, especially in older homes around Killarney or Crescent Heights where bedroom air can get very dry in January. For a senior, we lean toward an auto-adjusting (APAP) machine over a fixed-pressure one. Fixed pressure is cheaper, but it treats every night the same, and an older adult's breathing can shift with congestion, weight change, or seasonal allergies. APAP adapts, and the trade-off is a somewhat higher upfront cost that most families find pays off in fewer bad nights.
When you compare retailers, prioritize a few things: staff who regularly work with seniors and will spend time on mask fit, clear warranty terms on the machine, and a service response you can actually reach when a part fails. Ask whether they handle supply reorders and whether they'll bill your insurance directly. Data tracking is worth having too, so a family caregiver can confirm the machine is being used. If a shop rushes the fitting or pushes the priciest model without explaining why, keep looking. Our advice: choose the retailer with the best fitting and follow-up service over the one with the lowest sticker price. You give up a small saving, but a comfortable, well-fitted mask is the whole point, and the cheapest option often ends up unused in a drawer.