LaCantina Doors Aluminum Thermally Controlled Impact-Rated System defines contemporary design providing ultimate performance with a DP70 rating in the High Velocity Hurricane Zone and other wind-borne debris areas. It features 2 1/4-in. thick panels with thermal breaks for energy efficiency, narrow 2 15/16-in. stile and rail profiles for more glass and light, concealed multi-point locking system for ease of operation and security, and enhanced extreme weather and safety features for air, wind, water and impact. Two sill choices are available: DP70 weather resistant raised sill and weather resistant sill. Laminated impact resistant glass is also included.