E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
E04G15/06—Forms or shutterings for making openings, cavities, slits, or channels for cavities or channels in walls of floors, e.g. for making chimneys
E04G15/063—Re-usable forms
Landscapes
Engineering & Computer Science
(AREA)
Architecture
(AREA)
Mechanical Engineering
(AREA)
Civil Engineering
(AREA)
Structural Engineering
(AREA)
Forms Removed On Construction Sites Or Auxiliary Members Thereof
(AREA)