When using the calculator, input the NPC repair cost of the item(s), between 600,000 and 4,200,000 coins. Note that boosts do not affect the cost. Base repair costs are 600,000 coins for headgear, 1,200,000 coins for legwear and 2,400,000 coins for body armour.
template = Calculator:Template/Smithing/Player-owned port armour repair form = repairForm result = repairResult param = cost|Normal Repair Cost|1|int|600000-4200000 param = level|Smithing Level (1-99)|1|int|1-99