What is the best way to straighten the 16/17mm Double Layer or Micro Drip Tubing?

Step 1. Slightly warm it up by placing it in the sun or grow room. Step 2. Roll the tubing out on your table/floor, adding a piece of tape every 3-4’. Step 3. Attach all the 16/17mm pipe fittings. Step 4. Remove the tape after 24-48 hours and voil
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