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Gas Fired Lead Pot Canopy Hood


Gas Fired Lead Pot Canopy Hood


Text Version

Gas Fired Lead Pot Canopy Hood

Gas fired lead pot canopy hood with flue gas exhaust and no openings in the top 2/3 of hood. Provide covers for open areas. Minimize open areas. Use fireproof material to close opening around pipes (optional).

Note: Dross pot hood is not shown.

Design Criteria:

Q = 150 cfm/ft2 open space + 100 cfm/ft2 of pot surface
Vt ³ 4,200 - 4,500 for lead particulate
Vface ³ 2,000 - 3,500 for lead fume only
he = 0.25 VPduct (with covers off)