GSW 18” Stainless Steel 4-Way Adjustable Air Diffuser for Evaporative Swamp Cooler, 20” x 20" Mounting Edge (18"x18"x6") Janitorial_Trash Can Dolly Heavy duty double O-ring swivel

Heavy duty double O-ring swivel spout

Super Quiet Innovative Split Model

Bowl size: 18"W(Front to Back) x 18"L(Left to Right) x 12"D

Awoco Air Curtains are widely installed at the entrances

[Safe and Eco-Friendly Design] - The lamp utilizes the LED UV light to attract pests to the lamp because of the irresistible light

GSW 18” Stainless Steel 4-Way Adjustable Air Diffuser for Evaporative Swamp Cooler, 20” x 20" Mounting Edge (18"x18"x6") Janitorial_Trash Can Dolly Heavy duty double O-ring swivel[Durable] Diffuser is made from stainless steel making it durable and longer lasting. [Mounting Size] For up to 18 diameter round ducts or 18 x 18 rectangle ducts. This product is designed to cover a 18 x 18 hole size. The mounting size is 20 x 20. Please measure your installation area before purchase. [Versatile] This stainless steel diffuser is for evaporative swamp cooler which is perfect for restaurant and bar. [Easy To Install] The stainless