How to Apply a Construction Mastic Adhesive

Construction mastic adhesive is an adhesive commonly used to bond ceiling, wall and floor tiles, plywood panels, concrete, asphalt, leather and fabric. Construction mastic adhesive is a high grade adhesive that can be used by construction professionals and around the house. Here's how to apply a construction mastic adhesive.

Difficulty: Moderately Easy

Instructions

1. Clean the surfaces that will be bonded thoroughly. Wood should be free of paint, varnish and wax. Cement and other products should be completely free of dirt.

2. Apply the construction mastic adhesive directly from the tube or from a can with a stick or notched trowel. Apply as much as you need to firmly bond the object.

3. Place the object being bound in clamps to keep it secure for about 24 hours. That's how long construction mastic adhesive typically takes for it to cure.

4. Allow the object being bound with your construction mastic adhesive to cure for 24 hours. The object will be set in about 10 minutes.

5. Clean any leftover construction mastic adhesive from your object using mineral spirits or turpentine. You'll want to read carefully the directions of these products when using them.

6. Remove the clamps after 24 hours and begin using the object as intended.

Tips & Warnings

• Always wear gloves and ventilate the area when you're using construction mastic adhesive. If you're unsure of the adhesive's toxicity, wear a fume filtering respiratory mask.
• Read the label on your construction mastic adhesive before using to make sure you're using it properly.