Cornice Installation Instructions

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Previously, the introduction of cornices was an important task left to skilled artisans. Lightweight polystyrene trim is now available, making cornice installation quick and easy. Just measure, cut and paste.


Things you need


All you need to test your DIY cornice setup are materials and hardware.


  • Excellent polystyrene cornice


  • Acrylic trim adhesive


  • Clean or wipe the cloth.


  • Caulking Gun


  • Mitre box


  • Chalk or pencil


  • Clay sheet


  • Very good observation


  • Additional fine sandpaper


  • Stable chair


  • Before starting


The main thing is to draw a map of the room to determine the square meter of the decoration you need. The polystyrene cornices are available in standard lengths of 2 m.


After purchasing all the necessary materials, you should remove all the delicate furniture, styles and decorations from the beaten track and dust off old fabrics as collateral. At this point, all major surfaces (dividers and ceilings) need to be thoroughly cleaned to ensure they are free of dust and debris. Make sure the mentioned parts are completely dry before the restaurant starts.


Step by step instructions to do it


As in most cases, investing energy in a current job-ready product can effectively complete the cornice installation at that point.


Follow these direct steps to help you get started.


Measured in a straight line:

Before starting, it is important to draw a straight line between the ceiling rose in melbourne the partition so that the cornice is inserted effectively. To do this, try a few trim adjustments and use chalk or pencil to mark where the decor meets the partition under the ceiling and where the ceiling meets the partition. At this point, a band level or laser level is used to spread the space around the space and the entire surface of the partitions and ceilings from corner to corner.


Cut to size:

It is imperative to cut all decorations to size and mitre all-important edges in advance. The mitre box does a simple job of measuring cuts. Before you begin, you must set the slope point of the mitre box to 45 degrees and keep the slope setting at this corner throughout the activity. Cut the pieces that will form the left inside and outside corners by placing the saw in a 45-degree straight line. At this point, cut the inside left and outside right corner pieces by setting the saw 45 degrees to the left.


Paste it in place:

After cutting all the lengths, cutting the corners, and gluing, it is time to put the edge in place forever. Using a caulking gun filled with acrylic trim adhesive, apply the adhesive tips successively along the top, bottom rear edges of the trim, and align both joints. At that point, fix the pieces by gently pressing each part of the edge until the glue sets.


Fill the hole:

When all the ornaments are in place, you can find the location of all the holes. You can use cement to fill this hole. The mentioned parts are hardened with fingers or clay and cut liberally to give the impression of being part of the decoration. If the finish is unsightly when dry, you can use fine sandpaper to create a smooth, professional product.



When the cement is completely dry, the newly inserted trim is applied at that point. When painting polystyrene trim, you can use water-based acrylic paint or water-based lacquer.