Honeywell VMU335A1000 venturi 335 kW

Honeywell VMU335A 1000 venturi tube is a gas and air tube that allows smooth modulation of a premix burner with a fixed gas/air ratio when load is reduced to 17% of maximum. Designed for operation in combination with a fan and a Honeywell gas regulating valve providing a 1:1 gas/air ratio. Smooth modulation is achieved by changing the fan speed. Venturi tube for 335 kW.