On Monday, February 13, 2017 at 8:31:39 PM UTC-5, Doug wrote:
Need to fill a split in an exterior board - what brand(s) of wood filler perform well in
this application after priming and painting?
Thanks.
Doug
DuraGlas
Typically available anywhere Bondo is sold.
I used it to repair a rotted window sill. It's going on ten years which includes 10 rust belt winters.
Still holding strong.
http://uschem.com/index.cfm?page=productDetail&id=52
http://www.uschem.com/products/docs/TDS_Duraglas1.pdf