This is a floor where the timber floorboards are attached to floor joists and the insulation suspended on timber battens between the joists.
Suspended timber floor insulation.
Interior wood framed floor insulation.
Care must be taken however not to harm the character and significance of the building or impede subfloor ventilation for example by blocking air vents so promoting timber decay.
I m 70 of the way through an eco retrofit of a 1940s bungalow windows already in place but still have about 30 m 2 of suspended timber floor to insulate and air seal.
A suspended timber floor tends to be cold and draughty because of the air circulating beneath it.
Installing any amount of insulation will warm the floorboards and go a long way towards eliminating draughts.
Insulation is placed between the joists and supported on netting e g.
The effect is a greater sense of comfort and that in turn allows the homeowner to turn the.
Polypropylene or timber battens.
Insulating and draught proofing an old suspended timber floor at ground or upper storey level above unheated spaces can save considerable energy.
For optimum results when addressing heat loss through a suspended timber floor the specification needs to ensure that high levels of thermal performance delivered by the insulation material are combined with airtightness and moisture control while at the same time facilitating a degree of breathability.
Insulating a suspended timber floor.
Suspended timber ground floor insulation.
Rockwool offers stone wool insulation products to meet and exceed thermal regulations in floor constructions as well as solutions for separating floors to prevent heat transfer between the upper and lower floors.
All ground floor constructions unless very large commercial floors will require some insulation to be included within the floor zone to comply with building regulation requirements.
From a thermal comfort perspective it does appear that feet are particularly sensitive to colder temperatures so addressing floor draughts can help improve comfort levels.
I can t get a definitive idea of the best way to do it.
If the ground floor in question is of a suspended timber construction and whether this is a renovation or new build project then the insulation would normally.
In this blog post we aim to provide a simple practical guide to the best practice methods for fitting insulation boards such as kingspan kooltherm k103 floorboard into a suspended timber floor.
An important consideration is to ensure that the insulation product used fills all gaps between joists to prevent air movement which can lead to unwanted heat loss.