Verifiers

Verification of the REGON number in Poland

Verifier allows you to validate entered REGON number

Long description

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79581

Verifiers

Verification ISBN preview

Jak sprawdzić numer ISBN?
Jak zweryfikować numer ISBN?

Calculator allows you to verify the ISBN number entered.

66065

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.

56241

Verifiers

Verifier numbers EAN-13 preview

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

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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.

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Calculator Body Surface BSA (Body Surface Area)

Jak obliczyć swoje BSA? Jak sprawdzić BSA?

The calculator calculates the BSA (Body Surface Area) by the formula Mosteller and Dubois.

1570460

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Number of wallpapers

Jak oszacować niezbędną ilość tapety?
Ile kupić tapety?
Jak obliczyć ilość tapety potrzebną do wytapetowania pokoju?

Calculator to estimate the necessary amount of wallpaper needed to wytapetowania room of the given dimensions.

1055502

Building

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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Raw materials for the construction of modular suspended ceilings - covered grill, removable plates

Calculator allows you to calculate the quantity of materials for the construction of modular ceilings.