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Code Detail
Code No. KGS GC208 2020 Classification Gas facilities
Code Title Installation/Inspection Code for Residential Gas Boilers
Revised Date 2020.03.18 Price 96 USD,  86 Euro

Detail Information

Scope

This standard applies to the installation of a gas boiler used for residential purpose {means the case
where a gas boiler is used in a house, etc. as an individual exhaust type or for individual heating
and, in the case where a gas boiler is used for central heating in an apartment, etc. or two or more
gas boilers are used being connected with a flue pipe in a house, KGS GC209 (Installation/Inspection
Code for Commercial and Industrial Gas Boilers) shall be applied} among the water heaters (exclusive
of open type water heaters) and hot water boilers (hereinafter referred to as "gas boilers") pursuant
to Attached Table 7, Subparagraph 4, Item i of the 「Enforcement Regulations of the Safety Control
and Business of Liquefied Petroleum Gas Act」. However, the cases of the gas boilers of which the
gas consumption exceeds 232.6 ㎾ (200,000 ㎉/h) and the gas boilers which satisfy all the following
conditions from (1) to (3) are excluded:
(1) Gas boilers controlled by a safety manager pursuant to the 「Safety Control and Business of
Liquefied Petroleum Gas Act」 (hereinafter referred to as "LP Gas Act”) and the「Urban Gas Business
Act」 (hereinafter referred to as “Urban Gas Act”) or an operator of the equipment subject to
inspection pursuant to 「Energy Use Rationalization Act」
(2) Gas boilers installed in the same room with a combustor that uses any other fuel than LPG and
urban gas or a combustor of which the gas consumption exceeds 232.6 ㎾ (200,000 ㎉/h)
(3) Gas boilers equipped with a backflow preventer to prevent exhaust gas from flowing backward
during operation or in a stationary state

Contents

1. General Matters
1.1. Scope of Application
1.2. Effectiveness of Standard
1.3. Terms and Definitions
1.4. Application of Standard (No Content)
1.5. Interim Measures
2. Facility Standard
2.1. General Requirements
2.2. Individual/Direct Vent/Forced Flue Type
2.3. Individual/Vented/Forced Exhaust Type
2.4. Common/Vented/Forced Exhaust Type
3. Technical Standard
3.1. Safety Maintenance Standard (N/A
3.2. Transfer and Filling Standard (N/A)
3.3. Examination Standard
4. Inspection Standard
4.1. Inspection Items
4.2. Inspection Method

Appendix A Test Method for Properties of Plastic Materials (Related to 2.1.1.1.1)
Appendix B Main Items (Ratings) of Performance Certification Requirements for
Plastic Materials
Appendix C Installation Standard for Gas Boilers in Facilities using an Urban Gas
before Nov. 28, 1993
Appendix D Installation Standard for Gas Boilers in Facilities using anUrban Gas
after Nov. 28, 1993 and before Aug. 24, 2017
Appendix E Method to calculate Cross-sectional Area of Combined Common
Exhaust Outlet Inner Pipe (Related to Appendix D)
Appendix F Installation Standard for Gas Boilers in Facilities using an LP Gas before
Nov. 28, 1993
Appendix G Installation Standard for Gas Boilers in Facilities using an LP Gas after
Nov. 28, 1993 and before Aug. 24, 2017