If the total thickness is more than about 11mm to 12mm then you won t be able to stretch the carpet over the gripper.
Can you double up carpet underlay.
The main problem is that it would be hard to fit.
I want to put a flowting floor on my basement cement floor my problems are 1 the cement floor has a drain in it so the floor slopes towards the drain.
Any questions you can email me through my avatar.
Flooring underlayment types and uses pergo.
I presently have a plastic mesh type of flooring with a carpet on top.
Pergo installation essentials guide for laminate flooring.
A good 1 2 inch.
References find any floor.
No you ll both void any carpet warranty and the carpet backing will break down fast where it is doubled up.
I have a problem im hoping you can have a solution for.
I agree with rob s don t use two layers of underlay but not because the carpet backing would break down.
If you take up an old carpet and find a wool underlay don t get rid of it until you re sure it can t be reused.
This underlay type is often one of the top choices for commercial installations due to it s tough hardwearing nature.
If you are thinking about using two layers of underlayment to raise the subfloor height you can use one layer of the glued cork plus the laminate.
Installing laminate flooring floor one.