# Practical information ### What is the weight of the device? The device weighs 7 to 26 lb (about 7 lb per m2) ### What is the inflation pressure of the device? The ideal inflation pressure is 13 PSI ### Do I need a special pump or is a standard market pump suitable? The inflation is done with a standard or electric pump. The tip to use is stand-up paddle, kayak... ### Can the installation be done by a single person? Up to 60 inch, the inflation and the installation can be done by one person; for bigger sizes, it is recommended to be two people. ### My opening has some irregularities, is it a problem? The FlowStop is made to absorbs 0.4 inch of irregularities on the floor and on the walls. ### Do you have a video to prove that the device inflates in less than a minute? Of course 😉 {% embed url="" %} --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.flowstop.fr/general-information/practical-information.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.