350°F Aircraft Neoprene - Designed for moving air from -65°F to 350°F, this Neoprene hose is an extremely lightweight, highly flexible, low-pressure ducting. Constructed with fiberglass cord, bronze-plated steel-spring wire helix and ribber-coated fiberglass fabric to meet your ducting needs. Can be screwed together to from a continuous length. Perfect for air ducts, oil and transmission coolers and intake ducts. Available in 10' sections only.