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EARTHSTONE OVENS PRE-ASSEMBLED INSTALLATION INSTRUCTIONS---U.L. LISTED 5
I TYPE-I EXHAUST HOOD-Installed per NFPA 96, standard for ventilation control
and fire protection of commercial cooking operations. (For commercial
applications only)
1. If required, a Type 1 hood must be placed above the cooking opening and set on the top
of the oven. The minimum exhaust hood dimensions are 36 in. wide 37 in. deep,
22in. high for models 90 and 110, and 40 in. wide, 37 in. deep and 22 inches
high for models 130 and 160. Refer to Fig. 16 & 17, PG. 7 & 8. Duct velocity must be
800-1200FPM.
2. The grease filters must be positioned at the rear of the exhaust hood and must be of the
steel baffle type (Mesh type grease filters must not be used).
3. The front of the exhaust hood is to set forward 10 inches from the front of the oven face.
The face of the filter must be a minimum of 42 inches from the oven heath per the
Uniform Mechanical Codes. (UMC) or 48 inches per NFPA 96. When the exhaust hood is
fabricated, it is recommended that the bottom portion which is set on the oven(sheet
metal lid) be closed for ease of cleaning. Refer to Fig 16 & 17, pg. 7 & 8.
4. The sides of the exhaust hood must extend a minimum of 6 inches to either side of the
oven door opening.
5. There must be a minimum of 3 inches of clearance between the hood and any
combustible surface.
6. The exhaust duct is to be constructed as vertical as possible, free of offsets and
horizontal runs. If a horizontal run is needed then refer to the Grease Duct/Building
Heating Appliance installation section.
II. U.L. LISTED GREASE DUCT/BUILDING HEATING APPLIANCE CHIMNEY
INSTALLATION (DIRECT VENTING)
1.. A U.L. listed Grease Duct/Building Heating Appliance Chimney may be connected
to the opening in the primary hood of the oven. Refer to Fig. 18, pg. 9 (10 for
residential applications). For specific installation requirements refer to Selkirk
Metalbestos Model PS and IPS Grease Duct Installation Instructions (Numbers 8 or
9) or Metal-Fab IPIC Installation Insructions.
Models: Metal-Fab IPIC (mtlfab.com)
or Selkirk Metalbestos Model IPS (selkirkusa.com)
WOOD STORAGE
Wood storage shall not exceed a one-day supply where stored in the same room as the
oven. Refer to NFPA 96 for wood storage requirements.
OVEN CURING
Oven is pre-cured, however the first two fires should be small in order to properly cure the
masonry in the unit. One fire each day for one hour, for a total of two days..