|
This
is a picture of an auto air vent on the left and a taco zone valve on the right,
The auto air vent lets air out of the heating system
The Taco zone Valve opens when you turn the thermostat up and allows the hot
water to flow through your heating system. |
This
Is Your Expansion Tank It Absorbs the expansion of the water when it is heating.
It is not your Hot water Tank |
This
is a vent Damper Most newer gas Fired Boilers have them |