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Across 2. Finishing around a frame to cover gap between frame and wall. 4. The base member of a frame. 7. A sharp edge. 8. A 45 degree bevel taken around edges of a piece of joinery as a feature. 9. Damage to timber in machine planing caused by poor chip clearance. 11. A tenon with only one shoulder. 12. The complete assembly of a handrail and balusters. 13. The highest point of a pitched roof. 15. A "V" cut at the foot of rafters that fits over the wall plate. 16. Reverse mortice and tenon. 17. A glassed area above a frame to provide natural light from another room.

Down 1. Although not a statutory document these are constantly referred to as a minimum standard method of design and installation practice. 3. A cover board for the rafters on the end of a gable roof. 5. Grooves or clearances to protect ingress of water through exterior frames. 6. Bannisters on a staircase. 9. An angle above 30 degrees. 10. The sashes of a window frame. 14. An upwards curve.