hose cuff
Another product of Asayesh Company is the hose cuff. This product is a piece that connects to the hose and connects the hose to inlets.

 

Vacuum Hose Cuff provides a secure connection from tools or accessories to vacuum hose. Slip-on female inlet cuff. Female outlet threads over vacuum hose.
A vacuum cleaner hose is a long cylindrical object which connects to a port on a vacuum. Once attached, the suction is pulled through the hose in order to remove dirt, dust, and debris from areas that may be hard to reach using the main section of the cleaner.
A hose connection vacuum breaker should be installed on each faucet or hose bibb that is connected to the potable water supply to prevent backflow to the water supply. A HVB is a small valve assembly ( Figure 1 ) that protects an individual water outlet.

The most common place for a vacuum hose is in the engine compartment. It is usually attached to the intake manifold or throttle body. Look for a black rubber hose about ½ inch in diameter. The hose is usually flexible and may have a ribbed texture.