Engineered Design Drawings for your shop mechanical systems: Welding Fume Removal Ventilation, Paint Booth Ventilation, Compressed Air Distribution, Shop Heating/Cooling, Grease/ Sand/Oil Interceptors, Dust Collection for Wood and Metal Working, Powder Coating, Plumbing, Water Heating, Emergency Showers and Eye Wash, Water Pressure Boosters, Plan Check Corrections by Licensed Engineer.