Beckett 14509 King Fill Alarm 1-1/4" MPT x 1-1/4" FPT Oil Tank Vent Alarm

The Beckett 14509 King Fill Alarm is a durable vent alarm designed for residential heating oil storage tanks. This essential safety device alerts homeowners and delivery drivers when an oil tank is being filled, providing audible confirmation of proper delivery and preventing overfills.

Key Features:

• 1-1/4 inch male NPT x 1-1/4 inch female NPT thread configuration
• Durable cast iron construction with corrosion-resistant powder coating
• Patented whistle design up to 10 dB louder than conventional fill alarms
• Whistles continuously while tank is being filled
• Stops whistling automatically when oil reaches safe capacity level
• Sized to fit most popular above-ground and in-ground oil tanks
• Tan/beige finish for discreet outdoor installation
• Approximately 5-1/4 inches in stem length

This vent alarm installs directly into the oil tank's vent port and serves a critical safety function during fuel delivery. The distinctive whistle sound confirms proper fuel flow and alerts when the tank has reached its safe fill level, helping prevent costly spills and environmental hazards. The rugged cast iron body with powder coating ensures long-lasting performance in outdoor applications exposed to weather and temperature extremes.