Water Heater Venting

Evening folks, wonder if you all could bear with me and address what should be a simple issue but, because of too much time in the 70’s, is causing me to question myself tonight. Here goes, two things. First pic one of a hot water heater vent. If I’m reading code right that vent should be as short and straight as possible with 45 degree bends okay. I’m staring at two 90s? I know, I didn’t give you much in the way of a photo but any help would be appreciated. That horizontal run is about 8 inches. In the second photo, you see the same WH vent running straight into asbestos vent and then taped with foil. Would love to see that union. Any thoughts?? THANKS!

wh2.jpg

Hi Michael

1/4 inch slope per foot required and no more than two 90’s.

That b vent to asbestos lined vent looks like just tape to me.

Asbestos you simply leave be or encapsulate.

Here is the Inspecting NY verbage which is easy to hunt down,though I think NACHI has a good water heater link to a educational video.
http://www.inspect-ny.com/chimneys/Flue_Vent_Connectors.htm#Slope

Thanks Robert for the help!

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