The wall surface should be even、dry、clean、same color、inside and outside bend corner straightness, no rough, no dirt, no pulverization and so on .

The wall surface should be moisture proof, after putting up the putty, paste primer、gloss oil or varnish.

Do use wallpaper adhesive and follow manufacturer's instructions.

Do not use adhesive which is for other material as board、glass、film and so on.

The stickiness of adhesive is an important factor that affects the installation of wallpaper, so we suggest using Yulan brand adhesive; Follows the instructions for adhesive preparation.

Brush off all dirt and loose material with a stiff bristle brush.

All surface contaminations such as dirt, grease, polish, water soluble stains, felt tip pen marks, etc., should be removed by washing with a detergent solution, rinsed off with clean water and allowed to dry.

Mould and Algae should be treated with a fungicidal wash and use in accordance with the pack instructions and allowed to dry.

Any holes, cracks or defects to be filled flush with good quality filler, used in strict accordance with the manufacturer’s instructions.

All substrates should be dry in depth.