It can also be used under hardwood laminate and carpet but this is much less common these days because subflooring is typically smooth enough for these materials many of which are installed with a different type of underlayment or pad.
Laying hardboard under carpet.
Even when loose laying floorcoverings over hardboard it is important to carry out this process otherwise you may get lumps and bumps across the floor.
If you feel you need to though use hardboard and nail away until level with no bumps.
How to insulate a floor before carpeting.
Nail the boards down using 20mm hardboard pins making sure you nail all the way around the edge of each board and also down the middle of each board.
If choosing plywood look for a minimum quality of exterior or wbp grade.
This will help to make the floor nice and firm and stop you having one weak fault line.
A thick carpet like that with an 11mm underlay will hide any minor floorboard issues in a bedroom easily.
Lay the hardboard smooth side up for self adhesive tiles and rough side up if using adhesive.
Choose 3 mm thick hardboard and condition them before they re laid.
Insulating your floor before laying carpet makes it more comfortable to walk and sit on and also lowers heating and cooling costs and prevents drafts.
2 hardboard is the easiest to fit diy but neither are nice materials to work with and it s not a job anyone enjoys.
Use plywood under cork and vinyl tiles and always in kitchens bathrooms and utility rooms.
The sheet should then be laid flat on top of one another in the room in which they ll be used for 24 hours before you fit them so they can acclimatise.
This involves scrubbing water into the rough side of the sheet.
Use hardboard in living rooms and bedrooms under carpet carpet tiles and sheet vinyls.
This unfor tunately does not guarantee that the timber used within the construction of the plywood is top quality but.
2ft x 4ft sheets 3 2mm thick 60cm x 120cm 0 72 sqm pre shrunk sheets of flooring harboard for smoothing uneven floorboards prior to installing vinyl flooring or carpets.
Lay the boards in an offset pattern so that the joints do not line up.