Clay flue, oil furnace

[btreacy (Bruce L. Treacy)]

Is a rain cap required for a clay chimney flue used to exhaust an oil furnace in CANADA.

Thanks for your help?

[An_HI]

@btreacy

Is a rain cap required for a clay chimney flue used to exhaust an oil furnace in CANADA.

Thanks for your help?

No but a good idea.