Hearthstone

Orifice: Spud, Male Thread, #65 for Hearthstone heating units.Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.

Orifice: Spud, Male Threads, #64 for Hearthstone heating units.Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.

Orifice: Valve, LP, #130, Max for Hearthstone heating units.Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.

Orifice: Valve, LP, #160, Maxitrol for Hearthstone heating units.Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.

Orifice: Valve, LP, #230, Max for Hearthstone heating units. Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.

Orifice: Valve, NG, Adjustable, Maxitrol for Hearthstone heating units. Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.

Orion Black Granite Stone Set For Tucson for Hearthstone heating units. Genuine OEM part

Hearthstone's Outdoor Taurus 8910 Wall Mounted Stainless Steel Gas Fireplace Installation and Operation Manual.  Goes to Models: OUT-16NG, OUT-16LP, OUT-26NG, OUT-26LP, OUT-46NG, OUT-46LP   Click to Download Manual

Outer Frame For Side Door Frame for Hearthstone heating units. Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.

Outer Frame For Side Door Frame for Hearthstone heating units.Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.

Bring air into your stove from outside of your house to ensure proper combustion and keep more heat in your home. Recommended for newer well-sealed homes. 3" ducting not included. Outside air adapter used on Bari and Bari Plus wood stoves. 3" x 6'...

Bring air into your stove from outside of your house to ensure proper combustion and keep more heat in your home. Recommended for newer well-sealed homes. 3" ducting not included. 3 inch outside air adapter used on Manchester wood stoves.

Bring air into your stove from outside of your house to ensure proper combustion and keep more heat in your home. Recommended for newer well-sealed homes. Outside air 3" liner, trim plate, termination cap and silicone (S026) are sold separately. Refer to...

Outside Air Adapter - Mansfield (For Current Model #8011) for Hearthstone heating units. Genuine OEM partMay fit other models, please check your owner's manual for part number compatibility.

Outside Air Adapter: Bar W for Hearthstone heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.

Outside Air Adapter: Craftsbury for Hearthstone heating units. Genuine OEM part May fit other models, please check your owner's manual for part number compatibility.