Aliexpress
Click here… to search for 2 Layer Vertical Hydroponic Growing Kit 8 Pipes 72 Holes [EU] on Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in Europe 
. There’s only 1 record in my database, so I have no idea if the price is OK.
Link: Banggood product page
Coupon (110.39 USD): BG8OFFCOUPON
Coupon (112.79 USD): BG00c906
(CouponsFromChina.com tip: put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG5512c4, BG841b5c, BgGoodie9, BG8ReviTrage, BGcoupon8off, BGGutscheine
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Not enough data to show price history chart… 66.99 USD is the only recorded price. It was not cheaper than that since we have saved it in DB.
You can set price alert (for Banggood).