Grant Pellet Feed Tube Spira 50Cm Wps13

Outside Diameter 6.5cm Length app. 50cm All Spira Models

The WPS13 Pellet Feed Tube is a genuine Grant spare part designed for use with Grant Spira biomass boilers. This precision-engineered, 50cm spiralled tube transfers wood pellets from the fuel hopper to the combustion chamber, ensuring a consistent and controlled fuel supply for optimal boiler performance.

Key Features & Benefits

• Genuine Grant Part – WPS13
  Manufactured to Grant’s exact specifications for perfect fit, reliable operation, and long service life.

• 50cm Pellet Feed Tube
  Ideal for short-run applications or installations with limited space between hopper and boiler.

• Durable, Heat-Resistant Construction
  Built from abrasion-resistant materials to withstand pellet movement and high operating temperatures.

• Safe & Efficient Fuel Transfer
  Maintains steady pellet delivery to maximise combustion efficiency and boiler output.

• Easy Installation
  Quick to replace during routine servicing or fault resolution.

Compatible Grant Boiler Models

• Grant Spira 6–26kW Biomass Boiler

• Grant Spira 9–36kW Biomass Boiler

• Grant Spira 18–72kW (Twin Feeder System – as part of a configured feed assembly)

If you’re unsure about compatibility or fitting, our technical team can assist.

When to Replace the Pellet Feed Tube

Replacement is recommended if:

• The tube shows cracks, splits, or visible wear

• Pellet delivery is inconsistent or obstructed

• There is excess dust or blockages inside the tube

• You are upgrading or reconfiguring the fuel delivery system

A damaged feed tube can cause pellet starvation, boiler lockouts, or reduced combustion efficiency—timely replacement ensures smooth operation.

Technical Specifications

• Part Number: WPS13

• Manufacturer: Grant UK

• Length: 50cm

• Material: Flexible, abrasion-resistant polymer/reinforced plastic

• Use: Connects fuel hopper to Spira biomass boiler

• Colour: Black or grey (may vary by batch)

• Fitting Type: Push-fit or secured with supplied clamps (refer to boiler manual)