San Francisco : Architect and Engineer, Inc · leaf 16
aintenance Expense . . . Sloan Flush Valvesost but Vz^ to l/2fi per valve per year to maintain. Entireinstallations in service for years without being touchedire constantly reported. Thats Why ... In schools, hospitals, office buildings,iiotels, institutions, factories, apartments or public…
Architecture · Building
Internet Archive · Public Domain Mark 1.0. Free to use for anything.