COPPER FLASHINGS AND WEATHERINGS A PRACTICAL HANDBOOK Copper domes, Westminster Cathedral, London CONTENTS FOREWORD . . . . . . . . . . . . . . . . . . . . page 6 INTRODUCTION . . . . . . . . . . . . . . . . . . Advantages of using copper long life, ease of fixing, economy-Relative expansion of copper-Expansion joints-Saving in weight-Avoided by boring insects CHAPTER I. GENERAL NOTES ON COPPER SHEET AND STRIP . . 9 Physical properties of copper, lead and zinc compared-Work-hardening of copper-Annealing copper-Thicknesses employed---Sheet and Strip defined --Hints on ordering sizes--Temper preferred CHAPTER 11. JOINTS, DAMP-PROOF COURSES, FLASHINGS .... 11 Joints-Standing seams-Single and double lock welts-Wood rolls-Welding- Avoidance of solder-Nails and screws-Roofing felt-Securing to brickwork - Gutters and drips-Cleats-Spacing of cleats--Damp-proof courses-Not attacked by ordinary cement or mortar-Cavity and through wall flashings CHAPTER 111. OTHER USES OF COPPER SHEET AND STRIP...

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