All aluminum, or plastic components for oxidation resistance.
Extruded aluminum slat profiles.
Simple manual operators:  crank, spring assist.
Push button electrical motor operators.
Extruded aluminum guide rails
Protects window and door openings from driving wind and rain damage.
Provide a physical barrier to deter burglars.
Sun Protection. Eliminates fade damage to fabrics caused by extensive sun exposure.
Reduced energy costs.
100% Privacy when closed
Storm and Hurricane protection.
Projectile protection from airborne particles caused by high winds.