Specification for installation of gas-fired forced convection air heaters for commercial and industrial space heating (2nd and 3rd family gases) Ingestion-build-82061 Testing agencies are involved in

Testing agencies are involved in the inspection of seals for pipe couplings

carbon or aramid and generally used for plastics reinforcements

An annex contains detailed worked examples

• Seed drills which are manufactured before the date of its publication

Portable units having a condenser exhaust duct

Specification for installation of gas-fired forced convection air heaters for commercial and industrial space heating (2nd and 3rd family gases) Ingestion-build-82061 Testing agencies are involved in1 Scope This British Standard specifies the installation requirements for direct and indirect gas fired forced convection air heaters for space heating that are designed for commercial or industrial applications and to which The Gas Appliances (Safety) Regulations 1995 [1] apply. This British Standard applies to the installation and maintenance of appliances that are designed to utilize gases of Group H of the 2nd family (e. g. natural gas), gases of