What are the roof vents?

The flow of air into space to control the quality of air inside the house is known as ventilation. Roof vents are specially designed to either extract damp air into space or draw in fresh air into the house.

Roof insulation and ventilation not only affect the loft or roof but also affects your entire homes heating and cooling system increases the energy bills.

What is the purpose of roof vent?

The primary purpose of roof ventilation or loft ventilation is to extract the cold and hot air from the loft to decrease the heating and cooling load of the house in the winter and summer season. Loft insulation and ventilation both play a vital role to keep your loft in a good condition.

For example, if you install loft insulation but the loft is not properly ventilated than there are chances of condensation.

But this will not happen if the loft is properly ventilated and will also help to increase the energy efficiency and life of the house. It is relatively easy to resolve any condensation issues by adding additional roof or loft ventilation.

Type of roofing ventilation.

Tile and slate vents

According to the professional’s tile and slate, vents are the easiest solution to the ventilation problem in the roof. They are easy to install in a new roof as well as in the existing roof. They are specially designed to increase the air circulation in the loft and help prevent the penetration of rainwater inside the house.

Fascia vents

Fascia vents allow air to pass into your roof from in between felts and fascia vents. They are easy to install and provides loft space better ventilation.

Rafter tray vents

Rafter tray vents need to be fitted in between tile or slate and insulation in the loft. It provides direct ventilation in the loft by providing a free flow of air inside.

Drainage vents

Drainage vents are used to drain the water from the brick wall and air to circulate. There are small vertical gaps in the brick also known as weep holes. They are used in conjunction with the cavity tray. 

Underfloor vents

Underfloor vents when used provides an airflow passage through the wall into the voids. In Part C of building regulation, it is mentioned to use underfloor vents to decrease the problem of moulds and stagnates inside the house.

Loft fans

A powered loft ventilation or loft fans helps to regulate the level of heat in the loft by exhausting hot air in the space. But you should always remember to install other additional vents to draw in fresh air as hot air is exhausted.

Gable end vents

Gable end vents are installed in the gabled ends on both the sides of the loft. This is the most effective way as the vents are aligned with the prevailing wind. The gable vents work as both intake and exhaust vents.

Advantages of using proper roof vent.

There are many different types of roof vents, you must make sure that you have the right amount of both exhaust and intake vents in the central part of the roof design. There are a lot of advantages to homeowners with proper loft ventilation.

Ventilation helps moderate the temperature in the loft and may also help in controlling the temperature of the house.

If the loft is properly ventilated it helps to prevent the accumulation of moisture in winter and prevents the condensation process in summer.

Proper ventilation of the loft increases the energy efficiency of the house.

It increases the life of the loft material/ roofing material.

Proper ventilation decreases the cost of energy bills.

Proper ventilation of the house helps you to stay in compliance with the rules of ventilation as per building regulations.

Decreases the damp smell and airborne chemical from the loft.

Decreases mould and bacteria growth in the loft or roof.

How to install roof vent in shingles?

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