How many WindPro Suctions Cups do you need for each window?
Large windows should have WindPro Suction Cups placed no more than 4 feet apart. Sliding doors should have 6 WindPro Suction Cups per door, 1 near each corner and 2 in the middle. Small bathroom windows can be protected with 4 WindPro Suction Cups. The average window requires 5 WindPro Suction Cups.