Maintenance to Non-Structural Carcassing Revision 2025

Which is NOT classed as a hardwood timber and would be suitable for external cladding?

• Ash

• English Oak

• Iroko

• Beech

• Cedar

Which is NOT classed as a softwood timber?

• Whitewood

• Redwood

• Cedar

• Douglas Fir

• Utile

What is a common advantage of using hardwood opposed to softwood?

• Hardwood grows more quickly

• Hardwood is weaker than softwood

• Hardwood is stronger than softwood

• Hardwood is cheaper than softwood

What is the main reason for timber to be stacked off the ground with lathes in between rows?

• To promote air flow

• Easier to handle

• Looks neater

• Takes up less space

Suggest the timber defect illustrated

• Bowing

• Cupping

• Twisting

• Winding

Which are classed as wood boring beetles?

• House longhorn

• Death watch

• Powder post

• Common furniture

Suggest the type of timber decay illustrated

• Wet Rot

• Insect infestation

• Dry Rot

Name the guttering component illustrated

• Running outlet

• Stopped outlet

• Offset bend

• Hopper head

• Union clip

Guttering should have a 'fall' of 1 in ___

• 600
• 800

• 1000

• 400

What is an advantage of using MDF?

• Maintain stability due to low moisture content

• Lightweight and cheap

• Only has small knots