Central vacuum inlet valve extension the inlet valve extension is used when the face plate tube does not reach the mounting bracket. This will allow you to extend the tube enabling you to reach the mounting bracket o-ring to ensure a good seal. You might need to have longer screws as well. It is designed to allow for the inlet face plate and mounting bracket to be fur ther apart in situations where there may be thicker walls. Each one allows for about 3/4″” additional spacing.
Part number: SV8082M For Electrolux