This practice details the basic procedures for the safe handling and transfilling of small (not bulk) paintball compressed air cylinders commonly used with a paintball marker for propulsion of a paintball. It does not address issues related to the transfilling, storage, and handling of supply cylinders that may be used in transfilling smaller cylinders. Included herein are general safety considerations, requirements for fill stations, and compressed air/nitrogen fill procedures for the pressure cylinder transfilling method most commonly used by paintball fields or store operators, or both.

1.1 This practice is intended to satisfy the demand for information on the basic procedures for the safe handling and transfilling of small (not bulk) paintball compressed air cylinders commonly used with a paintball marker for propulsion of a paintball. This standard does not address issues dealing with the transfilling, storage, and handling of supply cylinders that may be used in transfilling smaller cylinders.

1.2 The compressed air fill procedures are written for the pressure cylinder transfilling method most commonly used by paintball field or store operators, or both.

1.3 This document should not be confused with federal, state, provincial, or municipal specifications or regulations; insurance requirements; or national safety codes.

1.4 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations, such as and not limited to DOT, CGA, and OSHA, prior to use.