racoll wrote:I wouldn't be so concerned with airborne pollution, but rather what lurks in the gutters: bird faeces, microorganisms, decomposing leaves, algae, general organic sludge etc.
I guess it would depend on the overall cleanliness of the gutters, but could certainly have the potential to reduce water quality if they were pretty clogged up.
That's a given there. I'd flush them all out every week before collecting if I were doing this.






