To avoid guesswork when insulating walls built from standard.
Insulating the roof of your house.
For a warm roof solution you will need to install insulation in the plane of the roof pitch that is immediately below the sloping roof.
Insulate and air seal any knee walls vertical walls with attic space directly behind them in your home as well.
Foil faced batt insulation is recommended in cathedral ceilings because it offers the permeability rating required for use in ceilings without attics.
The technically correct approach depends on a number of factors.
Installing an insulation system can drastically reduce energy consumption in your house.
To insulate the roof itself you either use spray foam or retrofit with it with rigid foam board.
Staple plastic or foam baffles to the roof sheathing near the eaves to keep the material away.
This is the best way to keep your house cool in the summers while keeping it warm during the winters.
Split your insulation so half goes in front of and half goes behind electrical wires.
An advantage of spray foam is it s quick whereas foam board needs to be cut and measured which can be a chore.
This is usually done by laying quilts or batts of insulation between and over the joists.
Insulating ceilings when the ceiling is a cathedral type then you must provide a space between the roof decks and the ceiling in order to have room for insulation and ventilation.
If it is located in a conditioned part of the house also remember to insulate and air seal your attic access.
The typical blown in cellulose is a shredded paper product that is lightweight and can fill difficult to reach areas in the building envelope.
However most of the modern homes are designed to be energy efficient themselves and there is no point in installing the system then.
Therefore before installing an insulation system in your house ask yourself the following questions.
Blowing in insulation is the least invasive method of insulating your old house.
Compressing insulation reduces its.
If you intend to use the loft for storage then the most cost effective solution is a cold roof where the insulation is laid on top of the ceilings of the rooms below.
Insulating the pitched roof if your attic is often used or perhaps you plan to convert it in the future you will need to insulate the inner surfaces of the roof.
You can add blown in insulation on the inside or outside of the house.
The airflow from the soffits to the ridge vent keeps the roof cool and prevents ice dams and the material will block that flow.
Whether or not there is an inner roof lining and the total thickness of the roof structure.
Fill the stud cavity from top to bottom and side to side.
This will help to avoid your roof space becoming.