1. Flat Face Flange  1 piece

2. Lower flange  1 piece

3. Nut

4. Rubber gasket 1 pair

5. Drill the holes + welt the fabric to increase the area that has been punched

*** No L-joints and bows ***

Pros :-  It could transfer water completely

Cons :- It can't connect with pipes to make overflow

*** Center of hole Dia 7 mm

1. Raised Face Flange 1 pair

2. Nut

3. Rubber gasket 1 pair

4. Drill the holes + welt the fabric to increase the hole punched area

*** No L-joints and bows ***

Pros :- There is a pipe holder for making holes for overflowing water.

 Disadvantages :- Can't completely drain the water.

1. Round-shape canvas tank cover could arrange the size between  1.50 meters - 3 meters only.

There are gecko feet sewn on the tank and the lids to use for splicing. The length of the gecko's feet is about 30 centimeters, thick, tough and durable.

Pros:  When the fish jumps into the net, they will not be injured or wounded.

2. Drain and overflow holes, customers could instruct to drill sewage holes and the water overflow.

Sewer holes are drilled in the bottom of the tank which we will drill a hole higher than tank bottom about 5 cm due to canvas tank’s curve.

Overflow holes are drilled from the top down to 15 cm to allow space from the seal edges and the suture of the tank.

3. Canvas tape A specialized tape which you can't find in general store. It is for attaching holes that not very large and can last for a long time with its toughness, glue is long lasting as well.