157030 ⎘
Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues; Tops for chimneys or ventilating shafts; Terminals for flues Balanced-flue arrangements, i.e. devices which combine air inlet to combustion unit with smoke outlet
INTAKE DEVICE FOR A CHIMNEY TERMINATION
#2Vent Attachment for Tankless Water Heater
#3Intake device for a chimney termination
#4VENT TERMINATION FOR HOUSEHOLD EXHAUST, COMBUSTION GASES AND AIR INTAKE
#5Gas exchange termination system
#6METHOD AND APPARATUS FOR AVOIDING FROST OR ICE BUILD-UP ON EXHAUST VENTS AND AIR INTAKES OF CONDENSING APPLIANCES
#7Exhaust adapter, exhaust structure for water heater, and method for installing exhaust adapter
#8Throttled direct vent termination
#9Exhaust adapter, exhaust structure for water heater, and method for installing exhaust adapter
#10Chimney cap
#11Low profile vent terminal with variable exhaust angle
#12Unvented gas fireplace
#13Passive Heat Recovery & Ventilation System
#14Ceiling support box with outside air inlet
#15Bicentric direct vent terminal
#16PASSIVE STREAM REGULATING SYSTEM APPLICABLE TO HEAT EXCHANGERS
#17Chimney cap
#18Non-metallic vent cap
#19Direct sidewall vent system
#20Direct vent cap
#21Chimney cap