17-1/4″ x 56″ x 11-3/4″ (438 x 1422 x 298 mm)

Finished Wall Opening (FWO) required is 17-5/16" [440] W x 54-1/16" [1373] H x 6-11/16" [170] D minimum

which is provided by the manufacturer

The wall mounting plate and the locking screw that secures the dispenser to the bracket are supplied with the unit

the shell and flange are outfitted with two countersunk holes for mounting

Clorox Toilet Bowl Cleaner, Tough Stain Remover, 24Oz Bottle, 12/Carton - CLO00275 Nominal Size-42" X 1.25" 17-1/4″ x 56″ x 11-3/4″Non abrasive and bleach free formula. Dissolves hard water stains, rust, lime scale and mineral deposits. Kills 99. 9% of bacteria and deodorizes. Unique dispensing nozzle and angled neck provides complete coverage. Safe to use in septic systems. Ideal for use in public restrooms, restaurants, gyms and other commercial facilities. Keep toilet bowls spotless with Clorox Toilet Bowl Cleaner, Tough Stain Remover. This non abrasive toilet bowl cleaner