Grant Flue Fan Wps46 Spira

Grant Flue Fan WPS46 Spira

Grant Flue Fan – WPS46 (Spira 6-26kW Biomass Boilers)

Essential OEM Fan for Safe Combustion Airflow in Grant Spira Wood Pellet Boilers

The Grant WPS46 Flue Fan is a genuine replacement part engineered specifically for the Grant Spira 6–26kW biomass boiler range. This high-performance fan plays a critical role in maintaining correct combustion airflow and efficient pellet burn, ensuring reliable heat output and compliance with emissions standards.

 Key Features & Benefits

• OEM Part – WPS46
  Manufactured to Grant's exact specifications for perfect fit and operation.

• Improves Boiler Efficiency
  Maintains optimal airflow for consistent combustion and fuel efficiency.

• Essential for Safe Operation
  Ensures proper flue gas expulsion to prevent dangerous fume buildup.

• Robust Build Quality
  Designed to handle the harsh operating environment of biomass heating.

• Quick & Reliable Installation
  Direct replacement with pre-fitted electrical connections and mounts.

 Compatible Grant Boiler Models

• Grant Spira 6kW

• Grant Spira 9kW

• Grant Spira 11kW

• Grant Spira 15kW

• Grant Spira 18kW

• Grant Spira 21kW

• Grant Spira 26kW

Need help confirming compatibility? Contact our support team with your boiler serial number.

When to Replace the WPS46 Flue Fan

• Fan not spinning or running erratically

• Boiler shows airflow fault codes or lockouts

• Audible grinding, squealing, or excessive vibration

• Routine maintenance every 5–8 years of service

 Technical Specifications

• Part Number: WPS46

• Voltage: 230V AC

• Speed Control: Electronically regulated via PCB

• Application: Flue exhaust/airflow management

• Build: Sealed motor, corrosion-resistant casing

• Connections: Compatible with Spira flue ducting and power interface