coaledsweat wrote:You need one that measures in hundreths of an inch (0.01-0.07 is our range with coal) and they typically max out around 3" in that style. Like this.
This link is broken, either the page no longer exists or there is some other issue like a typo.
this is the one you need to accuarately read your draft.
youll never get the one that reads in tenths to read 3 to 5" because your stove will most likely melt at or around 2"
we are dealing with very small units of pressure in the terms of draft.
i have my dwyer hooked to the stove in the garage which i took off my harman for the house. the one i put on the house it a magnahelic with a 0 to .3 range. its a analog gauge but i dont like it as compared the dwyer.