IBC SL SERIES User Manual

termination using 4-inch pipe.
For 6 x 90º elbows, the maximum lineal (straight) length of pipe allowed is 152 feet
(200’ – (6 x 8' = 48) = 152').
For 4-inch flexible PP pipe, up to 160 linear feet is allowed in vertical orientation (> 45
°). The equivalent length of 4-inch flexible PP pipe should be calculated using a multiple
of 1.2 (e.g., 45 'x 1.2 = 54').
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Section: Installation

IBC SL SERIES Specifications

General

Fuel Type	Natural Gas or Propane
Heat Exchanger Material	Stainless Steel
Modulating Burner	Yes
Efficiency	Up to 95%
Ignition Type	Electronic
Venting	Direct Vent
Water Content	Varies by model
Vent Diameter	3" or 4"
Dimensions	Varies by model
Weight	Varies by model