Answer : Payload Bags are a multi use filtration bag, used for the filteration of sediments from liquids (such as water).

Answer : We sell both kits and single replacement Payload Bags.
Answer : We offer a 1 year manufactures defect warranty on Payload Bags.
Answer : Shipping is free within Canada and the United States. Please inquire for shipping rates to all other countries at salesteam@payloadbags.com
Answer : Yes we do our number is 1-877-232-4769 open Monday to Friday 9:00am to 5:00pm Pacific Time.