Improve fan efficiency and reduce cold air leakage in your swine or poultry barns with an EcoTight Shutter from Double L Group. Available in a wide variety of sizes to meet your ventilation needs.

Features

• Aerodynamic design for maximum air performance while minimizing light into animal rooms
• Heavy-duty, durable twin wall profile frame was designed for longer life & stability of shutter
• Individual Eco Adapter clips allow for expansion & contraction, while reducing air leakage & light
• Rubber seal on bottom of blades to ensure a tight seal
• Great for retrofitting existing shutters to improve building tightness
• Designed so there is no blade flip-over or blades stuck in an open position
• Excellent cleanability with the durability to withstand pressure washing
• Manufactured to your desired shutter size
• Made in the USA
• U.S. Patent No. 10,184,685