• OVERFILL PROTECTION (OPD) – Prevents dangerous overfilling by automatically shutting off when propane reaches 80% capacity
• DESIGNED FOR HORIZONTAL TANKS – Specifically made for Flame King 40LB HOG propane cylinders (Model YSN40HOG)
• NOT FOR VERTICAL USE – This valve is not compatible with standard vertical 40LB propane tanks
• UL LISTED SAFETY – Built with premium, high-quality materials and certified for safe propane handling
• RELIABLE REPLACEMENT PART – Ideal for replacing worn or damaged OPD service valves on compatible Flame King tanks

Ensure safe and reliable propane storage with the Flame King PDQOPD-AS40H OPD Service Valve, designed specifically for 40LB horizontal HOG propane tank cylinders. This Overfill Protection Device (OPD) automatically shuts off the flow of propane once the tank reaches 80% capacity, helping prevent overfilling and enhancing overall safety. Constructed from high-quality, UL-listed materials, this valve delivers dependable performance for long-term use. Compatible with the Flame King Model YSN40HOG horizontal tanks; NOT suitable for vertical 40LB cylinders. Whether replacing a worn valve or upgrading your setup, this OPD service valve is an essential component for maintaining safe propane operation.

***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, Provincial, or local codes, regulations, and standards, including, but not limited to the applicable requirements of CGA, NFPA, CFR 49, and Transport Canada.