ManufacturerGrant Engineering
Trade nameGrant
Model nameSpira Condensing Wood Pellet
Model qualifier9-36
Model Identity no.
First Manufactured2011
Last manufacturedCurrent
Seasonal efficiency88.3% Efficiency class
Efficiency band Efficiency categoryCertified
Output Power9.00 - 36.00 kW Power at min burn rate9.00 kW
Measured fuel input at full output power41.53 at part output power14.26
Measured heat to water at full output power35.80 at part output power12.90
Measured heat to room at full output power0.000 at part output power0.00
Main typeIndependent boiler FuelWood pellets
FlueOpen Fan assistanceFan
Elec. power firingW not firingW
Burner controlElectrical Additional ventilation rate
Tested by BodyGaC Certificate No.6395-1
Primary Trade Association
SEBNet or similar approval status 1Not approved/NA
SEBNet or similar approval status 2Not approved/NA
SEBNet or similar approval status 3Not approved/NA
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Grant Engineering