Verifiers

Verifier NRB / BBAN

Calculator allows you to verify the correctness of the entered account number.

Long description

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78748

Verifiers

Verification ISBN preview

Jak sprawdzić numer ISBN?
Jak zweryfikować numer ISBN?

Calculator allows you to verify the ISBN number entered.

65500

Verifiers

Verification of the social security number in Poland

It presents data deriving from the unique social security number, such as date of birth, sex, serial number and check its correctness.

55608

Verifiers

Verifier numbers EAN-13 preview

Verifier numbers EAN-13 Calculator allows you to verify the number entered EAN-13.

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Calculate the cost of electricity consumption device

The calculator is designed to calculate the cost of using the selected appliance. Only devices running without interruption.

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Calculator VAT refund for building materials

The calculator calculates the amount of VAT that can be refunded in respect of incurred expenses associated with the purchase of construction materials.

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Building

Calculator floor panels

Calculator based on the dimensions of the area to put the panels and occupancy data on number of panels in one package, calculate how much you have to buy packages of panels to cover the entire room.

106067

Building

Associated ceiling material thickribs

Calculator allows you to calculate the approximate consumption of materials per 1 m2 rib ceiling with ceramic and concrete.

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Insulation of wall

Jak policzyć izolację ścian?

Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.