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Perma Hydroswell is user friendly. It only needs nailing in position at the centre of the consstruction joint just before the subsequent pour.
Expanded Hydeoswell is high;ly flexible and absorbs all deflection and movements in the structure during post construction.
The product is highly chemical resistant and resistant to hydrocarbons as well.
It is effective against potable water, hard water and saline water as well.
It can be safely installed with nails.
Perma branded products when used in accordance with its current published directions for use performs as per its data sheets / catalogue. The manufacturer and the distributor will not be responsible for other materials and conditions of inferior workmanship.