- Prevent re-entrainment
- Eliminate odor
- Reduce noise at the property line
- Meet environmental standards
- Comply with architectural/aesthetic ordinances
- Lower energy costs

Strobic Air Tri-Stack™ laboratory and industrial process fume exhaust systems are practical, cost-effective and energy efficient solutions for pollution abatement, reentrainment and odor control problems. Tri-Stack exhaust fans and systems are used at thousands of facilities, serving as direct replacements for conventional centrifugal exhaust fans which are usually associated with tall, unsightly stacks. Lightweight, modular construction, low profile design, maintenance-free operation, low noise levels, and lower operating costs make Tri-Stack the system of choice.