Constructed of aluminum, this anti siphon valve not only prevents fuel theft, but the one way valve also prevents fuel spillage and fire hazards. This valve combines anti-syphon protection with a convenient hose barb design. Meets U.S. Coast Guard industry standards requiring anti siphon protection on all gasoline powered boats. Seachoice is committed to delivering quality marine accessories and OEM replacement parts to satisfy fishing, boating and watersports enthusiasts worldwide. Seachoice is run for and by boaters offering a wide-ranging product line while remaining affordable.