Floating wire hardwall, softwall, and corrugated hardwall constructions are available in a variety of cover materials, such as neoprene, natural rubber, butyl, which the manufacturer reports meet practically every application requirement in the bulk materials handling field.
Source: wiktionary
The Hardwall Flat[…]Figure 3 shows how a soft or hardwall flat can be made to stand on its own, away from a studio wall.
Source: wiktionary
Although television stations and non-broadcast production houses use hardwall scenery almost exclusively, softwall scenery is more practical for high-school and college television operations.
Source: wiktionary
Keen's cement finish bonds best to a base of strongly gauged Keen's cement mortar, but the addition of lime putty increases its bonding qualities when applied over a hardwall, lime mortar, or Portland cement base coat.
Source: wiktionary
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