Please see below for some of the more commonly asked questions, if you need more information please call or email us.

Do you work throughout New Zealand?

Yes, We have installation teams based in both the North and South Islands. Our installation teams work throughout New Zealand, Australia and the Pacific Islands.

Are AEL liners made to a specific size?

Our liners are site fabricated to any size or shape you require.

How do you join the seams in your polyethylene liners?

AEL weld Polyethylene liners together with Hot Wedge Double fusion Welding or Extrusion Welding. No tapes or glues are introduced to the joints.

Can the seams in liners be tested for water tightness?

Yes, AEL test all of our welded seam work by a combination of Pressure Testing, Vacuum Testing and Spark Testing, as recorded in AEL project Quality Assurance documentation.

Does AEL provide details of my liner after installation?

Full QA documentation specific to your project is provided. This gives you details regarding the testing, materials used in the liner installation and as built drawing.

Do you guarantee your liners?

Yes, AEL liners are guaranteed for up to 20 years.

Is there a size limit on the liner or pond size?

No, HDPE lined ponds have no size constraints.

Why do liners have wrinkles?

Most Geomembranes will wrinkle due to thermal expansion and contraction. This is created by the variance in daily temperatures and the amount of liner exposed. Wrinkling can be reduced by using coloured liners other than black.