Episode of Series “Plumbing”.
Softening of copper sheet by annealing; principle and method of joining sheets together by welting; single and double welts. Application to actual roofing: use of seaming pliers; making the upstand at wall end; fixing of sheets to roofboards with tacks or cleats; standing seams. Treatment at roof edge: cover piece and flashing at upstand end; another type of upstand to fit a corner in which there is an arris; use of pleating tool; the batten roll, joint, upstand and roll end.
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How to watch
Collection
In ACMI's collection
Credits
Collection metadata
ACMI Identifier
314133
Language
English
Subject categories
Education, Instruction, Teaching & Schools → Occupational training
Education, Instruction, Teaching & Schools → Plumbing
Sound/audio
Sound
Colour
Black and White
Holdings
16mm film; Access Print (Section 1)