
Honeywell 45900446-055 venturi manifold
Honeywell Venturi tube 45900446-055B — a compact and high-precision gas-air mixer (Venturi manifold with Flange) with a power of 16 kW, designed for modern condensing boilers and premix burners. Key advantages: Optimal gas and air mixing in a 1:1 ratio using the Venturi principle. Ensures stable and complete fuel combustion. Deep modulation — reliable operation from 100% to 20% power without loss of efficiency and flame stability. Flanged design — convenient and reliable mounting on the fan. High reliability — made of durable materials resistant to gas exposure. Includes high-quality seals for tight connections. Economy and ecology — reduces gas consumption, minimizes CO and CO₂ emissions. Application: Honeywell Venturi tube 45900446-055B is ideal for assembly and repair of: Small and medium power condensing gas boilers (up to 16–20 kW), Premix burners, Heat generators and premium heating equipment. Compatible with Honeywell gas valves series VR4.. / VR8.., fans of suitable capacity, and most European condensing heat exchangers. Why choose this model? Original component from world leader Honeywell (Resideo), Proven reliability in thousands of heating systems, Easy installation and long-lasting operation, Excellent value for money. Honeywell Venturi tube 45900446-055B — a professional choice for those who want maximum efficiency, safety, and fuel savings in their heating system. An original spare part that will ensure stable operation of your boiler for many years. Increase the efficiency and reliability of your equipment today — order