18-28-802 Vents.

18-28-802.1 General.

   All vent systems shall be listed and labeled. Type L vents and pellet vents shall be tested in accordance with UL 641.

18-28-802.2 Vent application.

   The application of vents shall be in accordance with Table 18-28-802.2.

Table 18-28-802.2
Vent Applications

 

Vent Types	Appliance Types
Type L oil vents	Oil-burning appliances listed and labeled for venting with Type L vents; gas appliances listed and labeled for venting with Type B vents.
Pellet vents	Pellet fuel-burning appliances listed and labeled for venting with pellet vents.

 

18-28-802.3 Installation.

   Vent systems shall be sized, installed and terminated in accordance with the vent and appliance manufacturer's installation instructions.

18-28-802.4 Vent termination caps required.

   Type L vents shall terminate with a listed and labeled cap in accordance with the vent manufacturer's installation instructions.

18-28-802.5 Type L vent terminations.

   Type L vents shall terminate not less than 2 feet (610 mm) above the highest point of the roof penetration and not less than 2 feet (610 mm) higher than any portion of a building within 10 feet (3048 mm).