Install the Termination Cap | Hearth and Home Technologies ST42A

C. Install the Termination Cap

•Install the chimney sections up through the chase enclosure. When using a TR11 Round Termination Cap, the uppermost top section of pipe must extend 6 in. (152 mm) above the top of the ﬂ ashing collar to allow installation of the storm collar and termination cap. See Figure 6.5.

•For installations utilizing a TR11T Round Telescoping Termination Cap, the uppermost chimney section must be below the top of the chase top, but not more than 14 -1/2 in. (368 mm) below the top of the chase top. Minimum overlap of chimney and termination cap must be 1-1/2 in. (38 mm). See Figure 6.6.

•For installations utilizing an ST1175 Square Termination Cap the last chimney section must not be more than 4-1/2 in. (114 mm) below the chase top. See Figure 6.7.

•For installations utilizing an TCT1175 Terra Cotta Cap the last chimney section must be between 7 in. (178 mm) below the chase top and 2 in. (51 mm) above. See Figure 6.8.

•For chase installations you can use a TR11 Round Termination Cap, a TR11T Round Telescoping Termination Cap, an ST1175 or a TCT1175 Terra Cotta Termination Cap.

•Install the termination cap following the instructions provided with it.

Note: To protect against the effect of corrosion on those parts exposed to the weather, the termination cap can be painted with a rust-resistant paint.

WARNING

Fire Risk

•The minimum overlap of cap to pipe MUST be met or chimney may separate from cap.

Separation allows sparks, heat and embers to escape.

Flashing Collar

Cap Standoff

2 in. (51 mm) min.

4-1/2 in.

1-1/2 in.

(38 mm) min.

(114 mm)

overlap

Top of Pipe

max.

Figure 6.7 Installing an ST1175 Square Termination Cap

Minimum 1-1/2 in. (38 mm) overlap of cap over pipe

Storm Collar

2 in. (51 mm) min.

6 in. (152mm) min.


Flashing Collar					2 in. (51 mm) min. collar
Flashing Collar					2 in. (51 mm) min. collar

1-1/2 in. (38 mm) min. overlap

{

Top of Pipe

The last section of pipe must stop between the distances given below.

2 in. (51 mm) above top of the chase.

7 in. (178 mm) below top

of the chase.

Figure 6.5 Installing a TR11 Round Termination Cap

				Storm Collar
	Flashing Collar			2 in. (51 mm) min.



				14-1/2 in. (368mm) max.



	Top of Pipe
	Top of Pipe			1-1/2 in. (38 mm) min.
				1-1/2 in. (38 mm) min.
				overlap

Figure 6.6 Installing a TR11T Round Telescoping Termination Cap

Figure 6.8 Installing a TCT1175 Terra Cotta Cap

22	Heatilator • ST42A • 35038 Rev G • 02/05

ST42A specifications

Hearth and Home Technologies ST42A is a highly regarded product in the realm of home heating, known for its excellent combination of functionality, efficiency, and aesthetic appeal. This stylish gas fireplace offers the perfect blend of modern design and superior technology, making it an ideal choice for homeowners seeking both comfort and elegance.

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In terms of design, the ST42A boasts a contemporary look that fits seamlessly into a variety of interior styles. Its large viewing area, framed by a stylish surround, allows for an impressive flame presentation that serves as a focal point in any room. The variable flame height adjustment feature allows users to customize the ambiance and comfort level, further enhancing the overall experience.

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Maintenance is another significant consideration with any heating appliance, and the ST42A simplifies this with accessible components and easy cleaning features. The ceramic glass front is designed to resist soot buildup, ensuring a clear view of the flames and reducing the need for frequent upkeep.

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Hearth and Home Technologies ST42A owner manual Install the Termination Cap

Models: ST42A