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manual abstract
(51 mm) Minimum Height Termination cap pipe and chimney section must overlap 1-1/2 in. (38 mm) Place waterproof sealer under each flange of the termination cap and on top of each screw to help prevent leaks. The last section of pipe must stop between 2 in. (51 mm) above top of chase and 7 in. (178 mm) below top of chase 2 in. (51 mm) 7 in. (178 mm) Figure 9.8 Installing a TCT375 Terra Cotta Cap • TCT375 Terra Cotta Cap 110 Shrouds A. Radiation Shield • Some shrouds require a radiation shield. Use where specified. • Radiation shield must be constructed of minimum 26 ga sheet metal. B. Field Constructed Shrouds WARNING! Risk of Fire! Shrouds must be constructed as specified. Improper construction may overheat chase top. • Chase top shrouds may be field constructed where permitted by regional building codes. 3 in. (76 mm) tall legs O 17 1/2 in. (444.5 mm) Round Hole to fit over cap Length x Width to fit inside shroud Figure 10.1 Radiation Shield NOTICE: Some regional codes require an agency-Listed shroud. Consult your local building officials. • Hearth & Home Technologies Inc. supplies UL listed • The wire mesh is optional but recommended and must shrouds. See your dealer for details. be .018 in. thick minimum, 1/2 in. mesh. • The following field constructed shroud designs have been tested for Hearth Technologies fi replace systems and termination caps. • The shrouds must be constructed from a minimum .018 in. (26 ga) thick aluminized steel. Open Top Shroud (TR342 caps require radiation shield) 35 3 in (76 mm) minimum Min. Base Dim. Min. Base Dim. Min. Top Dim. Min. Top Dim. Min. Opening Width Min. Opening Width Figure 10.2 Open Top Shroud Dimensions Heatilator • SC60 • 32838 Rev X • 10/08 26 x 26 660 x 660 23 x 23 584 x 584 20 x 20 508 x 508 TS345 TR342 TR342/344TV Min. Base Dims. in 23 x 23 28 x 28 mm 584 x 584 711 x 711 Radiation Shield Required Min. Top Dims. in 20 x 20 25 x 25 mm 508 x 508 635 x 635 Min. Opening Width in 17 x 17 22 x 22 mm 432 x 432 559 x 559 Mailbox Style Shroud (radiation shield required) 3 in. (76 mm) Min. Opening Height Min. Base Dim Min. Height above radiation shield Min. Base Dim 3 in. (76 mm) Min. Radiation Shield Height from top of Chase Min. Opening Width Figure 10.3 Mailbox Style Shroud Dimensions 28 x 30 711 x 762 Min. Height Above Radiation Shield 20-1/2 521 22 x 24 559 x 610 TS345 TR342 TR342/344TV Min. Base Dims. in N/A 26-1/2 x 28 mm N/A 673 x 711 in N/A 21-1/4 mm N/A 540 Min. Opening Width in N/A 20-1/2 x 22 mm N/A 521 x 559 Roofed Style Shroud (radiation shield required) Minimum Opening Height Minimum Base Dimension Min. Opening WidthMin. Base Dimension Minimum Height above Radiation Shield Chase Top Radiation Shield 3 in. (76 mm) Radiation Shield Height Termination Cap Figure 10.4 Roofed Style Shroud Dimensions 27 x 27 686 x 686 Min. Height Above Radiation Shield 16 406 21 533 12 305 TS345/445 TR342/344 TR442/444 TR342/344TV Min. Base Dims. in N/A 27 x 27 mm N/A 686 x 686 in N/A 16 mm N/A 406 Min. Opening Width in N/A 21 mm N/A 533 Min. Opening Height in N/A 12 mm N/A 305 Heatilator • SC60 • 32838 Rev X • 10/08 1 1111 Finishing A. Non-Combustible Materials • Materials which will not ignite and burn, composed of any combination of the following: - Steel -Iron - Brick -Tile - Concrete -Slate - Glass -Plasters • Materials reported as passing ASTM E 136, Standard Test Method for Behavior of Metals, in a Vertical Tube Furnace at 750° C B. Combustible Materials • Materials made of or surfaced with any of the following materials: - Wood -Compressed paper - Plant fibers -Plastic • Any material that can ignite and burn; flame proofed or not, plastered or un-plastered C. Hearth Extension WARNING! Risk of fire! High temperatures, sparks, embers or other burning material falling from the fireplace may ignite flooring or concealed combustible surfaces. • Protective metal hearth strips MUST be installed. • Hearth extensions MUST be installed exactly as specified. Table 11.1 R = 1/k x inches of thickness Table 11.2 • You MUST use a hearth extension with this fireplace. • This fireplace has been tested and approved for use with a hearth extension insulated to a minimum R value of 1.03. • The hearth extension material MUST be covered with tile, stone or other non-combustible material. • Manufactured hearth materials will usually have a published R value (resistance to heat) or k value (conductivity of heat). Refer to the formula in Table 11.1 to convert a k value to an R value, • Refer to Table 11.2 for hearth extension insulation alternatives. A B C Figure 11.1 Hearth Extension Dimensions CAT. # A B C HX3 in 52 16 8 mm 1321 406 203 Hearth Extension Insulation Alternatives-Total minimum R Value must equal 1.03 Material k per inch thick r per inch thick Minimum thickness required Hearth & Home HX3, HX4 (Micore 300™) 0.49 2.06 1/2 in. USG Micore 160™ 0.39 2.54 1/2 in. USG Durock™ Cement Board 1.92 0.52 2 in. Cement Mortor 5.0 0.20 5-1/8 in. Common Brick 5.0 0.20 5-1/8 in. Ceramic Tile 12.5...