Hearth & Home CAK4A Installation Instructions

Chimney air kit

Models:

CAK4A Chimney Air Kit

This chimney air kit has been tested and listed to the UL 127 Standard and the ULC S610 Standard for use on the Hearth &

Home Technologies, inc. factory-built fireplaces by Underwriters Laboratories, Inc. If you need assistance during installation,

please contact your local dealer. For a dealer nearest you, please visit www.hearthnhome.com.

1. Description

You must first verify you have the correct kit for your HHT fireplace. Refer to your installation instructions/owner's

manual for the correct chimney air kit (CAK) to be used. The CAK4A includes a chimney air box assembly, an out

side air inlet vent hood with stucco flange, two wire ties and a hardware package. See Figure 1.

Figure 1

CAK4A - Chimney Air Kit

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Once the chimney pipe is installed, place the box on top of the fireplace around the chimney pipe and attach the two

halves of the CAK together. See Figures 2 and 3. Installation on a see-through fireplace will require bending the tabs

down to match the angle of the top pan/smoke shield. See Figure 3.

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Use the pre-punched holes in the tabs as guides and drill 3/32" holes through the fireplace top.

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Secure the box with the screws provided.

Figure 2

CAK4A - On Top of Fireplace

Hearth & Home Technologies • CAK4A • 35123 Rev E • 12/19

Figure 3

CAK4A - On top of See-Through Fireplace

Installation

Instructions

Table of Contents

Do you have a question about the CAK4A and is the answer not in the manual?

Page 1 You must first verify you have the correct kit for your HHT fireplace. Refer to your installation instructions/owner’s manual for the correct chimney air kit (CAK) to be used. The CAK4A includes a chimney air box assembly, an out side air inlet vent hood with stucco flange, two wire ties and a hardware package. See Figure 1.
Page 2 Class 0 or Class 1 Note: The pipe ducting Recommend cannot lay on top around 24 inche of the unit. for a minimum bend Figure 4 P Trap Installation Using Flex Pipe Hearth & Home Technologies • CAK4A • 35123 Rev E • 12/19...