In general, electric systems are cheaper to install, and cause less disruption to existing floor structure. (idealhome.co.uk)
The Dining Terrace was constructed with a lightweight, built - up floor structure of plywood and steel deck to flatten the once - sloped theatre ceiling. (nreionline.com)
1505 Q&A: SUPERMARKETS, AND MANAGEMENT AND REUSE OF WASTE Q&A including six speakers, structured on questions from the floor (crawfordfund.org)