Scully VS-528 2" X 2" Oil tank vent alarm
The Scully model VS-528 Oil Tank vent alarm is 2" X 2". This vent alarm helps to stop costly spills and prevents tanks from rupturing. You can use this vent alarm for above and underground tanks. Since 1936, the first and the finest tank fill—built to last! Stops costly spills and prevents ruptured tanks Improves delivery efficiency One-time installation usually outlasts the life of the tank Used for above and below ground tanks Version for a 90° pipe elbow available Calibrated whistle stems allow for product expansion Whistle stem may be cut for flat-style tanks Patented screen keeps whistle chamber free from pipe scale and bugs Models are available for most types of tank installation Compression Vent alarm Tank Fill Signal available for existing installations