SNI 28.21—Manufacture of ovens, furnaces and permanent household heating equipment

Where 28.21 sits

1. C Manufacturing
2. 28 Manufacture of machinery and equipment n.e.c.
3. 28.2 Manufacture of other general-purpose machinery
4. 28.21 Manufacture of ovens, furnaces and permanent household heating equipment

Contains 1 narrower code

• 28.210 Manufacture of ovens, furnaces and permanent household heating equipment

What 28.21 includes

• Manufacture of electrical and other industrial and laboratory furnaces and ovens, including incinerators
• Manufacture of furnace burners
• Manufacture of central heating boilers, solar water heaters and similar equipment
• Manufacture of household cooling and ventilation equipment
• Manufacture of mechanical stokers, grates, ash dischargers, etc.
• Manufacture of generally non-reversible heat pumps (only working in one direction), mainly used for space heating or for domestic hot water supply

What 28.21 excludes

• Manufacture of electric ovens for domestic use, see 27.51
• Manufacture of table, floor, wall, window, ceiling or roof fans, see 27.51
• Manufacture of dryers for agricultural products, see 28.93
• Manufacture of baking ovens, see 28.93
• Manufacture of dryers for wood, paper pulp, paper or paperboard, see 28.99
• Manufacture of medical, surgical or laboratory sterilisers, see 32.50
• Manufacture of dental laboratory furnaces, see 32.50

28.21 in other systems