We are the building envelope experts. Our weather resistant and airtight systems create healthy, durable and energy efficient buildings. Whether you want to achieve safety and comfort or reduced energy costs, we’re here to help. Weathertightness Weathertightness enables a building to withstand natural weather exposure. Control the elements with pro clima. Airtightness Airtightness is an essential element to ensure the insulation is perfect. Be airtight with pro clima. Accessories Quality accessories ensure durable airtightness and weathertightness systems. Future proof with pro clima. Verification Verify that airtightness and weathertightness systems are correctly installed. Reduce your risk with pro clima.