Division 22 23 Ebook Page 135 SOFTRŽ Duct Wrap FRK Product Data Sheet

SOFTR Duct Wrap FRK Product Data Sheet Apparent thermal conductivity curve determined in accordance with ASTM Practice C 1045 with data obtained by ASTM Test Method C 177. Values are nominal, subject to normal testing and manufacturing tolerances. 0.45 0.40 0.35 0.30 0.25 0.20 k, Btuin/hrft 2 F 25 50 75 100 125 150 TYPE 75 0.30 (0.043) TYPE 75 0.30 (0.043) TYPE 100 0.27 (0.039) TYPE 100 0.27 (0.039) (-3.8) (10) (23.8) (37.7) (51.6) (65.5) TYPE 150 0.25 (0.036) TYPE 150 0.25 (0.036) 150 (C) (F) Thermal Conductivity Nominal Duct Wrap Thickness to Prevent Surface Condensation MORE THAN 3" (75mm) REQ'D NONE REQ'D The above chart is based on indoor conditions so far as wind and other factors are concerned Material Requirements to Achieve Installed R-Value Nominal Thickness Installed Thickness Stretch Out Dimensions, in. (mm) in. (mm) in. (mm) Round and Oval Ducts Square Ducts Rectangular Ducts 1 (38) 1 1 /8 (29) P+9 1 /2 (240) P+8 (205) P+7 (180) 2 (51) 1 (38) P+12 (305) P+10 (255) P+8 (205) 2 1 /5 (56) 1 5 /8 (41) P+13 (330) P+11 (280) P+8 1 /2 (215) 3 (76) 2 (57) P+17 (430) P+14 1 /2 (370) P+11 1 /2 (290) 4 (102) 3 (76) P+22 (560) P+19 (483) P+16 (406) P = measured duct perimeter SEAM 2" STRETCH-OUT FROM TABLE ABOVE TAPE FLAP DISCARD BUTT TIGHTLY All seams and joints stapled approximately 6" (150mm) on centers before sealing with tape or mastic. THIS NOT THIS DO NOT COMPRESS WRAP EXCESSIVELY AT CORNERS BUTT JOINT

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