Replacement natural gray herringbone brick refractory extension for Majestic, Heat N Glo, and Heatilator wood stoves. Fits the following models:

NOTE: To prevent cracking due to thermal shock, we recommend seasoning the refractory by building relatively small fires for the first few burns, and then gradually working up to larger fires.

Majestic Wood Stoves:

• ASH36
• ASH42
• ASH50

Heat N Glo Wood Stoves:

• RUTHERFORD-36-B
• RUTHERFORD-42-B
• RUTHERFORD-50-B

Heatilator Wood Stoves:

• BIR36-B
• BIR42-B
• BIR50-B

HHT part # AMMHBX
OEM HHT part

May fit other models, please check your owner’s manual for part number compatibility.