Some well-known perks of having a Costco membership are its budget-friendly prices and exclusive discounts for members. While you probably head for Costco when you want to bulk-buy groceries or other household staples, you might not have thought about checking out how your membership can help you save on home improvement and repairs. See: 5 Best Foods To Buy in Bulk at Costco This SpringFind: 10 Dollar Store Items That Aren’t Even Worth the Buck If you’re planning to buy a new ceiling fan, shower head or need to upgrade your HVAC system, these deals are worth a look — and some can save you hundreds of dollars. Heating, Ventilation,…