There is a good deal of controversy around these systems.
Pitched roof insulation options.
Insulation options for roofs are as varied as the finishes themselves.
Warm roof insulation or cold roof insulation.
Your options for roof insulation mainly depend on the kind of the roof.
If providing enough ventilation and insulation all in one framing member depth is not possible the alternative is to construct an additional ventilation layer on top of the framing layer.
It typically has 3 variations.
The later is used in new construction as the interior board serves as an inner wall.
Bare foam board one sided sheathing board or double sided which is also reference as structural insulated panels.
Rigid foam board is just above the roof deck or an exterior insulation option.
Warm roof construction is where the insulation is positioned above the rafters and immediately below the roof s weatherproof membrane.
In this case the framing cavity is filled with insulation or rigid insulation is applied over a timber frame and ceiling.
Options for roof insulation depending on roof construction and insulation type.
Warm loft insulation and cold loft insulation are the two options preferred for pitched roofs as far as flat roof is concerned most recommended options are warm deck and cold deck.
As this requires fitting insulation above the rafters the roof covering will have to be removed in order to fit the insulation.
To create a warm pitched roof insulation such as kingspan kooltherm k7 pitched roof board should be fitted between and over the rafters.
Includes an air space in the roof construction.
Warm deck cold deck or inverted roof.
The air space in the construction is fill completely with insulation.
We cover this in detail in our project about the construction of a flat roof including the three types.
Batt insulation icynene spray insulation and foam sheet insulation are all used regularly on roofs in both commercial and residential applications.
Warm roof insulation.
Before fitting any insulation to the sides of a pitched roof space any repairs to the roof should be completed once the insulation is in place it will be harder to spot any leaks inside the roof and any leaks will soak the insulation itself.
They are often advertised as a diy option but those who have done it suggest that it requires skill and experience to do well.
Top vented insulated pitched roof.
The key advantage of this method is the.
If the pitched roof insulation is to be installed in the rafters there are further options.
Do you have a flat or pitched roof.
Foam sheet insulation is typically used above the roof or below a concrete slab poured over a deck.
Inverted roof is very preferable.
Alternative options for insulating old roofs one modern option for existing buildings is sprayed foam.
