Frequently Asked Questions Listed below are some of the topics customers frequently ask questions about when they hire PKL Portable Kitchens and catering equipment. If you don't find an answer to your question, please give our hire team a call on 0845 4242 4040. They will be able to answer any questions you may have. Hire Process Quotes, hire periods, drawings... more... Installation PKL Engineers, services... more... Services Gas, electric, water, waste... more... Maintenance and Servicing Technical Support, fault diagnosis... more... Portable Kitchens Surveys, planning permission... more... Payment Payment methods and terms... more... Catering Equipment Extraction systems, cleaning... more... Delivery Delivery areas, site preparation... more...