ducting
atco 13002506 insulated flexible duct 25 ft. l 180f
insulated flexible duct insulation value r 4.2 upc number 30 inside dia . 6 in . wall thickness 1 1 4 in . vapor transmission 0.05 material polyester length 25 ft. max . air flow 5000 fpm max . pressure 6 in.wc max . temp . 180 degrees f low temp . deg . 20 degrees f for use with heating and cooling systems br b features b ul li features air tight inner core encapsulated wire helix smooth inner core thick blanket of fiberglass insulation tough reinforced metallized polyester jacket light weight compact carton li li for use with heating and cooling systems li li inside dia . 6 li li inside dia . in . 6 li li item insulated flexible duct li li length 25 ft. li li length ft. 25 li li material polyester li li max . temp . 180 degrees f li li type polyester li li upc number 30 li li wall thickness in . 1 1 4 li li vapor transmission 0.05 li li agency compliance ul181 nfpa 90a & 90b imc irc umc 10 1 icc es report no . esr 1268 hud cities of chicago new york san francisco county of dade florida california state fire marshall . li li standards ul181 nfpa 90a and 90b imc irc umc 10 1 icc es report no . esr 1268 hud 515 2.1 cities of chicago new york san francisco county of dade florida california state fire marshall li li insulation value r 4.2 li li wall thickness 1 1 4 li li max . pressure 6wc li li max . air flow 5000 fpm li li low temp . deg . 20 degrees f li ul