Fill Void Under Floorboards

22 apr 2010 10 23 am hi i currently have a suspended timber floor which is creaking and getting old sitting about 300mm over a concrete slab.

Fill void under floorboards.

I am looking to take up all the floors and install warm water ufh in a concrete screed. Under firm reference number. I need some advise or opinions my house has a void underneath the wooden floor they are old and too noisy for my comfort and i want to remove them however i m looking at the options. Draught proofing simply use sealant or caulking to fill the gaps between your floorboards and between skirting boards and the.

A surveyer told of to use netting between the joists and fill with. Before the sand etc. This issue is addressed by using an expanding foam to fill the gaps figure 4 but this solution may only be temporary as both the. A typical suspended floor construction with clear ventilated void.

The cold air under the floorboards protecting them from damp created draughts within. Void below the floorboards. Filling void under floor for ufh. We have just brought a 1930s ex council house and i want to fit insulation under the ground floor floorboards.

It s quite common just search the forum for water under floorboards and you find lots of advice. In the winter you can feel the cold air through the gaps in the floor boards which. Back fill the holes with gravel. I intend to pull floorboards up i was thinking pir thermal insulation board as you say you used when installing it do i push it tight to the wall at the end of each joist or do i leave a centimeter or so gap to prevent any damp spreading in to insulation also if i have radiator pipes.

Ie my house has a 4ft void under the floorboards. While the rope doesn t look like wood you can stain it to blend with the floorboards and the filled gaps will be much less noticeable than the dark empty gaps. Depending on the levels you may fill in first with hardcore. I ve got a 3ft void under the.

This option is not recommended as it blocks the vents preventing the flow of ventilation under the floor causing moisture to build up and potentially causing more serious long term problems with damp and mould. You need to be at summat like 10 inches below the final floor level. How to fill floorboard gaps with rope. Some one else suggested to fill the void under my boards with concrete but for one.