Payment without discount

20% at the conclusion of a preliminary contract
80% on receipt of act 16

Payment with 3% discount

30% at the conclusion of a preliminary contract
30% on receipt of act 14
40% on receipt of act 16

Payment with 3% discount

30% at the conclusion of a preliminary contract
30% on receipt of act 14
40% on receipt of act 16

Payment with 5% discount

80% at the conclusion of a preliminary contract
20% on receipt of act 16