Step1：Run the ventilation system in the construction locate,Open doors and windows to ventilate the place.
Step2:Before construction,check the lance and away the seeper in the pressure pipe.
Step3:make the surface of the material clean,without grease,dust or impurity.
Step4:muzzle spray averagely
Step5: after even spray,lay it for 1-5 min to agglutinate it.(Or when the coating is not sticky)
Step6: Better to place some pressure when conglutination is done.