Do on your own
The optimal distance between them is 1m. The piles are installed to a depth that corresponds to the lower level of freezing of the soil. As supports, you can use screw piles that are not difficult to do on your own.
The optimal distance between them is 1m. The piles are installed to a depth that corresponds to the lower level of freezing of the soil. As supports, you can use screw piles that are not difficult to do on your own.