Amazon Awoco  
Awoco 42" FM-3510 Elegant Alloy Case Commercial Indoor Air Curtain UL with Shutoff Delay Magnetic Switch for SwingING Doors
SPECIAL EDITION for Restaurant Kitchen Aluminum Swing Doors - Shutoff Delay Magnetic switch: New shutoff delay switch keeps the air curtain on for an additional 2-3 seconds, allowing enough time for swinging doors to completely close. This air curtain has an electrical-magnetic circuit control with a magnetic switch. The magnetic door switch installation is much easier than the traditional mechanical micro switch. No hard wired needed on the 12VDC low voltage magnetic switch.
Easy installation: 1) Mount the detachable mounting plate, then hang the air curtain up. 2) dedicated 2-wire for the magnetic switch connection. (Other brands might not have this.) 3) Detailed installation manual is included.
2 speeds of operation: high speed at 989 CFM, low speed at 824 CFM. A HI/LO/OFF switch to select High/Low speed. 110V-120V 60Hz. 320W Max, 300W Min, less power consumption than other industrial air curtains.
Air curtain is NOT an air conditioner. Motor: adopting the technology of German electrical machinery, it runs smoothly with reduced low noise. Optimized electrical machinery, reliable and safe runs for 5,000 consecutive hours. Fan wheels are made of high-tech ABS, powerful wind-force.
Overall size: 42" L x 8-1/2" D x 9-1/4" H. Weight: 30.9 LBS. UL listed. 1 year manufacturer warranty. Stainless Alloy cover is fireproof and anti-erosive, easy to clean. Lightweight and elegant, but high quality build, perfect for restaurant front door and residential use. It is quiet but still powerful air flow. It is recommended to have an extra 2" of clearance from the ceiling for better circulation.
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Amazon Awoco  
Awoco 60" Super Power 2 Speeds Indoor Air Curtain with Shutoff Delay Magnetic Switch for SwingING Doors
SPECIAL EDITION for Restaurant Kitchen Aluminum Swing Doors - Shutoff Delay Magnetic switch: New shutoff delay switch keeps the air curtain on for an additional 2-3 seconds, allowing enough time for swinging doors to completely close. This air curtain has an electrical-magnetic circuit control with a magnetic switch. The magnetic door switch installation is much easier than the traditional mechanical micro switch. No hard wired needed on the 12VDC low voltage magnetic switch.
Easy installation: 1) Mount the detachable mounting plate, then hang the air curtain up. 2) dedicated 2-wire for the magnetic switch connection. (Other brands might not have this.) 3) Detailed installation manual is included.
2 speeds of operation: super powerful high speed at 2649 CFM, low speed at 2119 CFM . A HI/LO/OFF switch to select Low/High speed. 110V-120V 60Hz. 690W Max, 660W Min, less power consumption than other industrial air curtains.
Motor: adopting the technology of German electrical machinery, it runs smoothly with reduced low noise. Optimized electrical machinery, reliable and safe runs for 5,000 consecutive hours. Fan wheels are made of high-tech ABS, powerful wind-force.
Overall size: 59" L x 8-5/8" D x 10-3/8" H. Weight: 48.5 LBS. UL listed. 1 year manufacturer warranty. Fireproof and anti-erosive powder coated metal case, easy to clean slim body. You can paint on the case to match your wall's color to "hide" the air curtain.
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