Geberit 111.798.00.1 Concealed Toilet Carrier Frame with Dual-Flush Tank for 2 x 4" Walls For finished walls up to 312" (9 cm) thick 47 inch (1190 mm) nominal Frame height Impact resistant high density polyethylene (hdpe) tank, insulated to prevent condensation 16-Gauge, powder-coated, structural-steel tubing rated to 880 lbs. (400 kg) without damage to finished wall or carrier unit Bowl rim height adjustments from 15 inch to 19 inch (381 to 483 mm)