ducting
atco 03625 16 insulated flexible duct25 ft. l g5917046
insulated flexible duct insulation value r 6.0 upc number 36 inside dia . 16 in . wall thickness 2 in . vapor transmission 0.05 material polyester length 25 ft. max . air flow 5000 fpm max . pressure 6 in.wc max . temp . 180f low temp . deg . 20f for use with heating and cooling systems 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 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 . 16 li li item insulated flexible duct li li length 25 ft. li li material polyester li li max . temp . 180f li li upc number 36 li li vapor transmission 0.05 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 6.0 li li wall thickness 2 li li max . pressure 6wc li li max . air flow 5000 fpm li li low temp . deg . 20f li ul