When wooden sash windows were crafted in the eighteenth and nineteenth century, pine was the wood of choice. It was plentiful, easy to work with, and most importantly, it was very strong and durable.
Product Review: Timbabuild Epoxy
Timbabuild is the ideal solution for making permanent repairs, while saving both time and money. Easily fix only the affected areas, with no need for replacement. This high performance epoxy resin makes short work of large projects.