2'7'' WIDE x 3'3-3/8'' HIGH STEP-DOWN WALL ON TOP OF A KNEE WALL INSTALLATION INSTRUCTION   To install this project using the ProVantage TM II Installation System you will need: 9 Premiere Series DECORA Pattern 8''x 8''x 4'' Glass Blocks - (A) 1 Premiere Series DECORA Pattern EndBlock - (B) 4 Premiere Series DECORA Pattern [...]