Easy to machine 3. As with other timbers but unlike UPVC has good structural strength without reinforcement 5. Along with other timbers can be fashioned to all kinds of shapes and mouldings to suit individual requirements and can be used to match traditional styles. It is very important that the timber is correctly treated with deeply penetrating preservative to prevent rot. Most other timbers commonly used are more expensive but do not require this treatment.
Knots have a tendency to bleed resin through paint finishes.
This can lead to doors and windows binding and causes stress to paint finishes. It is relatively soft, being easily damaged. This Question answered by David Salisbury - Western Red Cedar is a perfectly fine material for conservatories. Neither better nor worse that a suitable hardwood and is also similar in cost. This Question answered by David Salisbury - Orangeries were a fashionable addition to stately homes and country houses in the last century.