Doors made with stable woods are less affected by humidity so they re better at holding up to the elements.
Finishing alder doors.
At the link below i described the steps i used to finish a tv armoire that had alder doors poplar trim and birch ply panels.
Alder is a medium density hardwood that is often used with furniture trim doors and finer finishing.
It can be stained to resemble most popular wood finishes but it is a notoriously difficult wood to stain as it often results in uneven coloring without proper preparation.
With its subtle grain soft cherry like hue and decorative knots knotty alder is a preferred choice for exterior doors.
The best way to finish a knotty alder exterior door to preserve color.
Get you knotty alder doors and knotty alder jambs pre finished stained and sealed to any stain color of your choice by finishing professionals that use the latest green zero voc uv based coatings for the smoothest furniture grade interior wood door finish available today.
Wood entry door materials and finishes photo by keller keller.
Pre finishing saves time and money.