Grant Flue Fan Sealing Gasket Wps40 Spira

Gasket 178mm

Grant Flue Fan Sealing Gasket – WPS40 (Spira Range)

Genuine Sealing Gasket for Flue Fan Assembly on Grant Spira Biomass Boilers

The Grant WPS40 Flue Fan Sealing Gasket is a manufacturer-approved replacement gasket designed for use with Grant Spira biomass boilers. It provides an essential airtight seal between the flue fan and adjacent components, helping maintain safe operation, prevent fume leaks, and optimise combustion efficiency.

Key Features & Benefits

• OEM Part – WPS40
  Precision-cut gasket designed to match Grant Spira flue fan housings.

• High-Temperature Resistant Material
  Durable under continuous heat exposure from boiler operation.

• Ensures Safe Operation
  Prevents flue gas escape and supports pressure regulation.

• Supports Efficient Combustion
  Maintains correct airflow by sealing fan assembly gaps.

• Quick to Fit
  Direct-fit replacement with no modifications needed.

 Compatible Grant Boiler Models

• Grant Spira 6kW – 26kW
  (All models within this output range)

Unsure if this fits your model? Provide your boiler serial number and we’ll confirm compatibility.

When to Replace the WPS40 Gasket

• During routine fan servicing or replacement

• If existing gasket shows signs of cracking, wear or compression

• When experiencing air leaks or exhaust odours

• As part of scheduled biomass boiler maintenance

Technical Specifications

• Part Number: WPS40

• Material: High-temperature fibre/graphite composite

• Seal Type: Flange gasket for flue fan interface

• Application: Spira biomass boiler flue fan assembly

• Operating Temperature: Rated for high-flue gas exposure