Flame King Overfill Protection Valve helps prevent the 20LB propane tank overfills by closing when propane liquid level reaches to an 80% fill rate. Made of high-quality premium materials for your safety – UL Listed. This valve is compatible only with the 20-Pound Horizontal and HOG Propane Tank Cylinders by Flame King – item #s YSN20HZL and YSN20HOG. Does NOT fit the vertical 20LB tank.

IMPORTANT: The purchaser of this product assumes all responsibility and liability to ensure that it is the proper part for the application and complies with all National, Regional, Province or local codes, regulations and standards, including, but not limited to the applicable requirements of CGA, NFPA, CFR 49 and Transport Canada.