CSA B140.8-2026

Portable oil-fired air heating appliances

Preface This is the second edition of CSA B140.8, Portable oil-fired air heating appliances . It supersedes the previous edition published in 1967 under the title Portable industrial oil-fired heaters. The following are the major changes to this edition: a) addition of battery-operated equipment; b) coverage for biodiesel concentrations of up to 20%; and c) removal of vapourizing and wall-flame burners. This Standard was prepared by the Technical Committee on Oil-Burning Appliance Standards, under the jurisdiction of the Strategic Steering Committee on Fuels and Appliances, and has been formally approved by the Technical Committee. This Standard has been developed in compliance with Standards Council of Canada requirements for National Standards of Canada. It has been published as a National Standard of Canada by CSA Group. Scope 1.1 Application This Standard applies to portable oil-fired appliances irrespective of the heating capacity, the type of burner or the motive power. 1.2 Requirements for appliances used in various applications The requirements given herein apply to appliances which may be indirect-fired or direct-fired, which may be used with or without ductwork, and for applications such as, but not limited to, the following: a) buildings or structures under construction, renovation, or maintenance; b) temporary structures; c) pre-heating spaces; d) crop dryers; e) aircraft pre-heating; and f) outdoor events. 1.3 Terminology In this Standard, "shall" is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the Standard; "should" is used to express a recommendation or that which is advised but not required; and "may" is used to express an option or that which is permissible within the limits of the Standard. Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material. Notes to tables and figures are considered part of the table or figure and may be written as requirements. Annexes are designated normative (mandatory) or informative (non-mandatory) to define their application. 1.4 Units of measurement The values given in SI units are the units of record for the purposes of this Standard. The values given in parentheses are for information and comparison only.