High Temp 1-Ply Silicone Air Duct Hose, 450F, Orange Only Length:3FOOT The 4-ply reinforcement results in

The 4-ply reinforcement results in a 5mm wall thickness (86mm / 3 3/8" and 73mm / 2 7/8" OD) and a working pressure rating over 15 psi (78 psi burst pressure)

It is designed specifically for connecting 2 7/8" (73mm) OD metal intake pipes

00) to clamp the hose over a 4" OD tube

The 4-ply reinforcement results in a 5mm wall thickness (80mm / 3 3/16" and 61mm / 2 3/8" OD) and a working pressure rating over 18 psi (92 psi burst pressure)

High Temp 1-Ply Silicone Air Duct Hose, 450F, Orange Only Length:3FOOT The 4-ply reinforcement results inSilicone Rubber Air Duct Hose is popular for brake cooling ducts due to its high temperature capability (maximum 450 F continuous 500 F intermittent). This hose is extremely flexible and pliable, but a bronze coated spring steel wire support helix prevents it from collapsing. The fiberglass fabric cover and fiberglass cord are both impregnated and coated with silicone rubber. Lengths can be screwed together to form a continuous length if you've got