908 GrieveNo. 908 is a natural gas-heated, heavy-duty box furnace from Grieve, currently used at a commercial heat treater for various applications.  Maximum operating temperature is 2000°F and the workspace dimensions measure 48” W x 48” D x 48” H.  1,000,000 BTU/HR are installed in four (4) modulating natural gas burners with a floor-mounted combustion air blower (shown in photo) onboard.

This Grieve furnace features 7” thick walls, comprising 5” of 2300°F firebrick and 2” of 1700°F ceramic fiber insulation, plus a 7” thick floor made from 4-1/2” of 2300°F firebrick and 2-1/2” of 1900°F block insulation.  Additionally, a firebrick plate hearth supported by firebrick  piers is provided.

No. 908 also includes an air-operated vertical lift door and an automatic door switch to drive the burners to a low fire, whenever the door is opened.

This box furnace has a 3/16” thick steel plate reinforced shell, 1/2” thick steel front plate, brushed stainless steel control panel face and a firebrick doorsill to protect the furnace during loading.

All safety equipment required by IRI, FM and NFPA Standard 86 for gas-heated equipment is included.  No. 908 also features a digital indicating temperature controller and a manual reset excess temperature controller with separate contactors.

For more information, please contact:

500 Hart Road
Round Lake, IL  60073-2898
Phone:  (847) 546-8225
Fax:  (847) 546-9210
Web:  www.grievecorp.com
Email:  sales@grievecorp.com
Attention:  Frank Calabrese, VP


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