Best wood filler for the money in 2021- what is the best wood filler for exterior use on house roof ,1/7/2021· The best way to make sure that guests do not notice anything is to purchase a painted agent that has a texture similar to that of wood. Here are some of the best fillers for wood on the market. 1. Water-Based Wood & Grain Filler by Goodfilla (under $10) This isExterior Timber, Decking and Cladding | WoodSolutionsView Exterior Timber, Decking and Cladding FAQs from the timber industry. Species selection, fixings, finishes, maintenance and more. Question: We were looking at cladding part of a house we are currently working on with timber with some sections on a curved face.