I have a wood fired pizza oven flue to extend thru polycarbonate roofing I have installed a 6' internal flue with an 8' secondary flue to provide better insulation from heat affecting polycarbonate roofing. Finally I will installed a suitable rubber dektite but now need to know which sealant is the best and will provide adequate sealant roof is a 10 degree single pitched roof.
17 August 2013, 12:58 AM