Model 1600PHB Box (Post) Corner Extruded Aluminum Louvered Penthouse and Model 1600PHM Mitered Corner Extruded Aluminum Louvered Penthouse offer an aesthetically appealing option of concealing mechanical rooftop equipment or protecting air intake/relief openings from outside elements. Nailor Extruded Aluminum Penthouses provide maximum weather protection with pleasing sight-proof aesthetics that compliment any structure’s exterior styling. A variety of finishes, construction options, and accessories are available to meet most application requirements. Suitable for use in exhaust and low to medium velocity intake or exhaust applications, engineered to be architecturally appealing as well as mechanically enduring. Custom requests are always welcomed! Contact Application Engineering with your job specific requirements today.