As an Amazon Associate, we earn from qualifying purchases. NAKS SF-GV750 Gravity Relief Supply Vent - 750 CFM NAKS . SF-GV750 Attributes Brand name, Manufacturer name, ManufacturerNAKS CategoryL1Restaurant Equipment KnownMan, Extra Product Name, manPlusMpn, nibbleMpnNAKS SF-GV750 Gravity Relief Supply Vent - 750 CFM moq, multiple, tierMinQty11 MPNSF-GV750 qtyInStock0 SKU421VSGR750 snippetThe NAKS SF-GV750 gravity relief supply vent is an excellent solution when you need to provide supply air to your kitchen, but powering a makeup air fan is impractical or impossible. The vent features a streamlined orifice design that permits efficient airflow without turbulence, helping to regulate the pressure difference from the interior and exterior of the building. It is made from heavy gauge aluminum and complements modern architectural designs well. It is rated for 750 CFM and requires a 20 1/2" opening for installation.<br><br><b><u>Overall Dimensions:<br></b></u>Diameter: 22"<br>Height: 9 1/2" tierPrice1259.99 Distributor offers SellerSKUMOQIn stockMultiplePrices WebstaurantStore421VSGR750111 @ $259.99