The double wall ductwork series has been certified by ul.
Captive aire double wall grease duct.
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Grease duct is ideal for use in kitchen ventilation applications where clearance to combustibles and temperature retention in the duct is not a factor.
Double wall grease ducts are listed for a continuous internal temperature of 500 degrees f and intermittent temperatures of 2000 degrees f.
Grease duct is etl listed single wall construction made from stainless steel.
Single wall grease duct is etl listed to ul standard 1978 grease ducts and can ulc s662.
Product safety standard that the manufacturing site has been audited and that the applicant has agreed to a program of periodic factory follow up inspections to verify continued performance.
Single wall duct ceiling support.
Products shall be etl listed to ul 1978 and ul 2221 for venting air and grease vapors from commercial cooking operation.
Captiveaire s single wall double wall grease duct are factory welded for ease of installation and superior performance to traditional site welded ductwork.
This certification mark indicates that the product has been tested to and has met the minimum requirements of a widely recognized consensus u s.
Chase floor support guide.
Grease duct system size and capacity.
Double wall grease duct specification furnish double wall factory built grease duct for use with type i kitchen hoods which conforms to the requirements of nfpa 96.
Wall support guide 8 24 wall support detail 8 24 wall support guide 30 36 wall support detail 30 36 vertical support guide.
Grease ducts double wall grease ducts are listed for a continuous internal temperature of 500 f and intermittent temperatures of 2000 f.
Double wall grease duct is ideally suited for use in commercial cooking installations for the removal of smoke and grease laden vapors.
The inner duct wall shall be constructed of 036 inch thick 430 type stainless steel and be available in diameters 8 through 36.
The duct sections shall be constructed of an inner duct wall and an outer wall with insulation in between.
Our insulated ductwork is easy.