{"product_id":"m-m-507dr820-20-in-28-gauge-galvanized-steel-round-start-collar-with-damper","title":"M\u0026M 507DR820 20 In. 28 Gauge Galvanized Steel Round Start Collar With Damper","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe M\u0026amp;M Manufacturing - Mitek Industries, Inc 507DR820 is a twenty-inch round start collar made from twenty-eight gauge galvanized steel. This collar includes a damper, which helps control airflow in HVAC applications. It is essential for connecting ductwork in a variety of ventilation systems.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eManufactured from durable galvanized steel\u003c\/li\u003e\n\u003cli\u003eDesigned to fit standard duct sizes\u003c\/li\u003e\n\u003cli\u003eIncludes a damper for airflow regulation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\u003cp\u003eThis galvanized steel collar is designed specifically for HVAC professionals to create efficient airflow connections.\u003c\/p\u003e\u003ch3\u003eProduct Information\u003c\/h3\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMake\u003c\/strong\u003e: M\u0026amp;M Manufacturing - Mitek Industries, Inc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOQ\u003c\/strong\u003e: 1 Each\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN\u003c\/strong\u003e: 507DR820\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 20 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: 28 Gauge Galvanized Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: Round Start Collar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes\u003c\/strong\u003e: Damper\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"M\u0026M MANUFACTURING","offers":[{"title":"Default Title","offer_id":50279170736434,"sku":"507DR820","price":50.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/240024253.png?v=1753493318","url":"https:\/\/voomisupply.com\/products\/m-m-507dr820-20-in-28-gauge-galvanized-steel-round-start-collar-with-damper","provider":"Voomi Supply","version":"1.0","type":"link"}