how to seal heat  hose ?

     Energy saving and sound attenuation  heat  hose  recommends sealing tape: thermal tape  and pressure sensitive tape . Before  the pipeline has been sealed , we shall first use special steak form binding needle, the pipe fixed by interface, binding needle spacing for 50 mm a. Binding, binding needle should and joint Angle were slightly. Binding needle in only in a cover of tongue by interface fixed, if not cover tongue, or flat interface, application tape splicing fixed, tape maximum 300 mm, each side at least one.