Lachgas is the Dutch and German word for laughing gas -- nitrous oxide, N2O. In a professional kitchen it reaches the bench as a cream charger or as a tank, and both are run to your address here at no charge.
The site does not take payment. It takes an enquiry, checks what is on the shelf, and confirms the hour with you. Five details make that a single exchange rather than five: the product as listed, the listed size, the count you need, the full address including the district, and the hour you want it.
If a regulator or siphon is already on your bench, name the manufacturer and model. Whether a connector fits gets settled against current manufacturer instructions, not against a product name.
What is sold here is for lawful culinary and food-service work, handled as the manufacturer instructs and inside the regulations that apply. If something about a setup is unclear, ask first.
The run itself is free across the four cities. Before anything leaves we confirm the stock, whether the route reaches you, and the hour you named. An official invoice follows a completed business sale, with company and tax details settled with you beforehand.