Vent like you mean it

I mentioned in the previous post that Andrew came today to work on the venting situation.

Here's the lovely hold he cut in the side of my chimney, with the vent running down:

Here's the vent coming out of the top of the chimney. It's since been run through the roof:

And here it is, screwed onto the draft hood of the water heater, flowing gently up and into the chimney:

You can see my expansion tank in the upper right corner too.