Designer Guide

7
LOCHINVAR, LLC
300 MADDOX SIMPSON PKWY
LEBANON, TN 37090
www.lochinvar.com
Designer’s Guide / Knight XL Boiler
DIRECT VENT / SIDEWALL - CATEGORY IV VENTING
STAINLESS STEEL WITH TWO PIPE TERMINATION.
The exhaust piping terminates out the sidewall. The combustion air piping
terminates out the sidewall.
BULLET POINTS
 This is Category IV venting, positive pressure,
condensing stack.
 All joints and seams must be sealed gastight
and may not be common vented.
 The stainless steel vent and air intake terminations are
provided by Lochinvar (701 & 801 only)and all other
vent material for this configuration will be obtained
locally.
 Maximum distance – 100 equivalent feet of vent.
 Maximum distance – 100 equivalent feet of air intake.
Model
Kit Number
KBN 701 - 801
KIT3137