For you Tmac a wooly pulley would be an improvement. If you a going to go up the flu like that then it will certainly not be a green departure unless done at very high temperature (that's why dead plasticos have to be put over the side - dioxin danger if you just bang 'em in the baby boiler).
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David V
Lord Finchley tried to mend the electric light
Himself. It struck him dead and serve him right
It is the duty of the wealthy man
To give employment to the artisan
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