Support ColumnsTip 14: Boxing in columns with a suspended ceiling 1. Cut "filler blocks" to fit the outside of the column and the inside of the box at the top and bottom. 2. Cut the filler blocks in half. 3. Place one filler block around the column at the bottom and build the box around it. Let the box extend above the height of the new ceiling. ![]() 4. Place the other filler block around the top of the column and inside the box. Nail it in place. 5. Install wall molding around the box at the height of the new ceiling. 6. Miter the corners on the wall molding around the box. Tip 15: Installing panels around columns, pipes, vents and posts 1. Measure the exact location of the column in relation to the grid opening. 2. Measure the column size and cut a corresponding hole in the panel. Cut the panel face up through the midpoint of the hole. Make all cuts with a very sharp utility knife. ![]() NOTE: When cutting #942 and #915, make the cut on the back side of the panel, being careful to cut in the same direction as the facial fissures. Make the cut approximately 1/2" deep. Carefully break the panel along the cut line. 3. Glue scrap pieces of panel material to the back of the board to hold it together. When fitting fiberglass, 1. Measure the exact location of the column in relation to the grid opening. 2. Measure the column size, cut a corresponding hole in the panel and slit once to the nearest edge. ![]() 3. Flex the panel into position around the vertical support. For fitting panels around ventilation ducts, 1. Extend ducts to the new ceiling height. ![]() 2. Measure accurately and cut the panel to accommodate the duct size. 3. Install the panel. Then attach the grille to the extension. |




