16" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length Floor Grille R value rating of insulation

R value rating of insulation - r3

The premium plated finish and modern design make it a luxurious and impressive addition to your home decor

allow you to customize airflow direction with ease

Operating temperature from -40°f to +248°f [-40°c to +120°c]

this grille boasts a natural warmth and fine finish

16" Insulated Aluminum Flexible HVAC Duct R-4.2 – 25' Length Floor Grille R value rating of insulation+ Product Details High Quality Aluminum housing on the outside and on the inside for the best insulation value Insulation A thick blanket of fiberglass insulation provides you with an R Value of 4. 2 Energy Efficient Air tight inner core decreases the pressure loss and provides a more hygienic environment high energy efficient No fiberglass erosion into air stream Design Designed to withstand bends and sharp turns without kinking. Tough reinforced