Precautions of purchasing a retractable door

3. The sliding structure of the telescopic door;

The telescopic sliding door of the long diagonal bar is divided into a single sliding and a double sliding. The single sliding is a fixed point between the inclined bar and the main straight bar, and one sliding point; the double sliding is a fixed point between the inclined bar and the main straight bar. , two sliding points; double sliding performance is better than single sliding.

4. The grid structure of the diagonal rod;

The structure of the slanting rod determines the integrity and linearity of the telescopic door. The more the slanting rod runs through the main straight rod, the better the performance, mainly the deviation will not be reversed.

5. The size of the upper and lower neutrals of the diagonal bar;

If the slanting bar of the retractable door is too large, it is easy to be passed by some animals, and may even get stuck in it, resulting in unnecessary accidents, so the neutral position must be reasonable, so as to avoid accidental entry of animals or children.

6, the quality of related plastic parts, need to see is easy to corrode weathering, because the retractable door is exposed to the outside for a long time, the wind is blowing sun and rain, plastic parts are easy to be worn out, so you need to choose high-quality plastic parts to reduce damage.