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From 08/17/2019 to 09/17/2019 we double the amount of payment!
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Sunday, August 18, 2019
Changing the order of charging the subscription fee
Now, the subscription fee is charged every 30 days after activation, and not on the 1st day of every month.
Saturday, August 17, 2019
Special offer x2!
If you pay from August 17 to September 17, 2019, your account will be credited with twice as much money!
Saturday, August 10, 2019
Fixed issue with card payments
We fixed an error when paying by bank cards and electronic money, in which an error message appeared after payment
Sunday, August 4, 2019
Attention! Server migration august 8th!
On August 8, from 21 Moscow time until the end of work (approximately 6 am), our site will not work!
Saturday, August 3, 2019
The correction in the copy settings
Now work with copying settings has become more obvious to users!
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Metal tile roof Grand Line Quadro Profi online roof calculation

Below are the options for online calculation of roofing material that are suitable for single, dual, four-sided and other roofs, including for online calculation of hip roof.

Grand Line Quadro Profi
Measurement system:
Metric System
Material type:
Metal tile roof
Sheet options
Full sheet width (m):
Useful sheet width (m):
Wave length (m):
Coefficient of calculation from the area of the slope:
Layout options
Overcloak (m):
Overlap of the ridge (m):
Eaves (m):
Distance of the joints of sheets (m):
Layout direction:
Left to right (==>)
Additional layout options
Rounding (m):
Sheet length
Length type:
Arbitrary sheet sizes
Length of the sheet FROM (m):
Length of the sheet TILL (m):
Forbidden sheet lengths
1 mm 440 mm
730 mm 790 mm
1080 mm 1140 mm
1430 mm 1490 mm
1780 mm 1840 mm
2130 mm 2200 mm
2480 mm 2540 mm
2830 mm 2900 mm
3180 mm 3240 mm
3530 mm 3590 mm
3880 mm 3940 mm
4230 mm 4290 mm
4580 mm 4640 mm
4930 mm 4990 mm
5280 mm 5340 mm
5630 mm 5690 mm
5980 mm 6040 mm
6330 mm 6390 mm
6680 mm 6740 mm
7030 mm 7090 mm
7380 mm 7440 mm
7730 mm 7790 mm