IPPL

Inner wall: 316L or 304 2B stainless steel (20 ga – 6” (152 mm) to 40” (1016 mm) diameter; 18 ga – 42” (1067 mm) to 48” (1219 mm) diameter).
Outer wall: 301, 430, 316L, 304 2B stailess steel or galvalume (24 ga – 6” (152 mm) diameter; 20 ga – 42” (1067 mm) to 48” (1219 mm) diameter).
Continuous laser welding.
Full range of accessories including elbows, fittings, guides and supports.

MINIMUM CLEARANCE AIR SPACE TO COMBUSTIBLE CONSTRUCTION
MODEL IPPL
Inside diameter	Clearance
(1000ºF et 1400ºF)
6'' to 12''	4''
14''	5"
16'' to 18''	6"
20'' to 24''	7''
26'' to 28''	8''
30'' to 34''	9''
36'' to 38''	10''
40'' to 48''	11''

Models IPPL• IPPL2 • IPPL2F • IPPL4F	Temperature	Diameter
Building Heating Appliance Type Chimney	1000°F continuous	6" to 48" ID
1400°F Chimney (Models IPPL,IPPL2F and IPPL4F only)	1400°F continuous	6" to 48" ID

Building Heating Appliance Chimney Listing (1000°F Chimney Listing) – under this category, models IPPL, IPPL2,IPPL2F and IPPL4F, have been determined suitable for venting flue gases at a temperature not exceeding 540°C (1000°F) under continuous operating conditions, from gas, liquid, oil or solid fuel fired appliances.
Building Heating Appliance Chimneys are suitable for use with Building Heating Appliances and Low Heat Appliances as described in the Chimney Selection Chart of National Fire Protection Association (NFPA) Standard No. 211.
1400°F Chimney Listing – under this category, models IPPL, IPPL2F and IPPL4F, have been determined suitable for venting flue gases at a temperature not exceeding 760°C (1400°F) under continuous operating conditions. As such, they are suitable for use with ovens and furnaces as described in the Chimney Selection Chart of NFPA No. 211, in addition to other applications.

Criteria	Grease Duct	Restaurant BHA Chimney	1400°F Chimney
Application	Cooking Appliances, Ventilation Hoods, Restaurant Grease Ducts & Pizza Oven Exhausts	Low and High Pressure Steam Boilers, Diesel and Turbine, Exhausts & Building Heating Equipment	Industrial furnaces, Processing Equipment, Kilns and Ovens, Incinerator, Coffee Roaster & Diesel and Turbine Exhaust
Continuous operating temperature	500°F	1000°F	1400°F
IPPL	Yes	Yes	Yes
IPPL2	N/A	Yes	N/A
IPPL2F	Yes	Yes	Yes
IPPL4F	N/A	Yes	Yes