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GWL Service & Maintenance, Cardiff (2026)

01/02/2025

Easy-To-Understand Guide On Stairwell AOV Systems:

A Stairwell AOV system (Automatic Opening Ventilator) is a mechanism that opens to reveal a free area of at least 1.0 square meters. Its main purpose is to provide ventilation, and it’s usually installed at the highest point of a stairwell in a building. They come in different types, including:
➡ Louvred vents
➡ Hatch vents
➡ Windows
➡ Roof windows

The relevance of a Stairwell Automatic Opening Ventilator (AOV) in buildings can’t be overstated, particularly due to its integral role in safety during fire incidents. This specialised ventilation system plays a dual role in small and large buildings, clearing smoke from stairwells and supplying fresh air for smoke extraction systems, respectively.

Fire emergencies often lead to the buildup of smoke in stairwells and communal areas. Smoke, apart from being harmful when inhaled, can obscure visibility and hinder evacuation efforts. Thus, the need for a system that can efficiently remove smoke becomes critical. This is where the stairwell AOV comes in, either working standalone or in conjunction with a smoke shaft system.

For residential buildings, stairwell AOVs are generally installed in the stairwells of apartment buildings where protecting common escape routes is vital. The specific requirements for these installations are laid out in Approved Document B of the Building Regulations 2013. These fall under two main categories:
1. For smaller buildings with a top floor less than 11m above ground and no more than three stories above ground level, an AOV is required at the top of the staircase that can be remotely controlled.
2. For larger buildings where the top floor exceeds 11m, a system to control smoke in corridors and communal areas linked to the escape stairwell is required. This can be achieved through natural ventilation using AOVs, mechanical smoke shaft systems, or pressurisation systems.

Contact GWL Service & Maintenance today for expert advice, reliable installation and comprehensive aftercare services. We look forward to helping you create a safer environment in your building.

29/01/2025

Fire damper installation is an important safety feature found in buildings. They are designed to prevent the spread of fire and smoke through the ventilation systems by automatically closing off the air flow through ducts and vents when a fire is detected. It is important to regularly maintain fire dampers to ensure that they are functioning properly in the event of a fire. This includes testing the damper to make sure it is operating correctly, cleaning the damper to remove any dirt or debris that could prevent it from closing, and replacing any damaged or malfunctioning parts. By properly maintaining fire dampers, you can help protect your building and its occupants from the danger of fire.

Per the BS 9999 fire damper regulations, it is mandatory to promptly repair or replace any faulty fire dampers. It is highly recommended to create a maintenance plan to plan and budget for repairs, ensuring that your fire dampers are always functioning properly.

GWL Service & Maintenance is the obvious choice when it comes to fire damper installation. We provide custom services to meet your specific needs and provide the best solution. With our programmed preventative maintenance, we work efficiently to keep your equipment performing at optimal levels. By signing a maintenance contract with us, you will have access to our 24/7 help desk.

We also offer test certificates for Smoke Control Systems. Approximately 9 months after installing a Smoke Control System, we will perform a free full system check to ensure proper performance and provide additional training if needed. During the warranty period of your fire damper installation, we will replace any defective parts at no cost and issue a test certificate.

26/01/2025

Who is responsible for fire safety in student accommodation?
The landlord of any student accommodation is responsible for fire safety. It is required by law – the Regulatory Reform (Fire Safety) Order 2005 (RRFSO) – that they act as the ‘responsible person’.

This requires them to put in the right level of fire safety measures, including but not limited to fire alarms and their testing, fire safety equipment, fire doors and even the arrangement of a fire risk assessment to assess hazards and the level of risk in the accommodation.

As mentioned above, the RRFSO is the key regulation that demands landlords and building owners ensure proper fire safety measures are adhered to. The more recent Fire Safety Act 2021 also now covers legislation for multi-occupancy buildings, while PAS 79:2020 is an updated set of standards from the British Standard Institution relating to fire safety for different buildings.
Smoke control plays an essential part in protecting means of escape in residential buildings. Fire Safety Risk Assessments ought to assess the suitability of the smoke control system and that there is sufficient evidence that the systems are maintained.

“Responsible Persons” should ensure that their Fire Safety Risk Assessments evaluate the performance of any fire doors within their premises and provide, where possible, that test evidence/ certification is available to confirm performance.

At GWL Service & Maintenance, we understand the critical role of fire safety systems and are ready to help you upgrade systems in line with regulation. Whether you own a building, a high-security office, or an underground car park, we offer solutions that will meet your needs.

Don’t wait for an emergency to reassess your fire prevention strategy. Contact GWL Service & Maintenance today provide optimal safety for your occupants and the utmost protection for your property. Safety is a priority, not an option.

23/01/2025

There are several different types of roof vents that can be used in commercial or public buildings, including louver vents, turbine vents, and ridge vents. It is important to choose the right type of vent for a particular building based on its specific needs and design.

Vents are openings in the roof of a building that allow for the ventilation of air. In commercial or public buildings they may be used for a variety of purposes.

They can help to ventilate attics and other enclosed spaces within a building, which can help to prevent the build-up of heat and moisture. They can also be used to exhaust fumes or other contaminants from a building, such as those produced by a kitchen or laboratory. Another feature is that they can also help to bring fresh air into a building, which can help to improve indoor air quality.

There are also several benefits that can be enjoyed by the occupiers of a commercial or public building that has vents:
➡ Improved indoor air quality - they can help to bring fresh air into a building, which can help to improve indoor air quality. This can have a positive impact on the health and well-being of building occupants.
➡ Enhanced comfort - proper ventilation can help to regulate the temperature and humidity within a building, which can make it more comfortable.
➡ Reduced energy costs - proper ventilation can help to reduce the need for heating and cooling, which can lower energy consumption & costs.
➡ Increased productivity - a well-ventilated building can help to improve the comfort and well-being of occupants, which can lead to increased productivity.
➡ Enhanced building functionality - proper ventilation can help to ensure that a building is comfortable and functional for its occupants.
➡ Compliance with regulations - many building codes and regulations require that buildings have proper ventilation to ensure the health and safety of occupants. Installing vents can help a building to comply with these regulations.

20/01/2025

No matter how well equipment has been designed, manufactured, installed, and commissioned, the possibility for failure cannot be ignored. Programmed preventative maintenance can extend the life of an item and reduce the likelihood of down-time. Such a programme also may permit the equipment to be updated in line with the latest technological advances and standards.

For life safety equipment such as Smoke Control Systems, the building operator or owner is required by law to provide a suitable system of maintenance to maintain the system in an efficient state, in efficient working order and in good repair. This is a requirement of the Regulatory Reform (Fire Safety) Order 2005. Furthermore, the DCLG Guides to the Regulations suggest that “The smoke control system should be maintained by a competent person who is familiar with fire engineering performance specifications of that specific system.” GWL Service & Maintenance can advise you on the scope of these Regulations. The Regulations do not specify a maximum time interval for maintenance, but BS 5588-12 recommends annual maintenance of smoke control systems.

17/01/2025

No matter whether you’re a retailer, facilities manager, or a domestic homeowner, ensuring that your fire or smoke curtains remain fully operationally is critical for the protection of your building and occupants protected from the effects of fire. It makes no difference the type of building, or the make and model of the fire curtain or smoke curtain, GWL Service & Maintenance can help. One of our service agreements provides peace of mind so you can be always assured of the performance and compliance of your system.

Preventative maintenance can avoid any unexpected and costly emergency repairs. During these visits your system will be inspected for functionality and operational performance. A certified list of maintenance checks will be performed and our specialist service engineer will give report on any defects for you. Remedial works (if required) will be individually quoted and sent to you within 48hrs.

We believe in building partnerships with our clients and their buildings. Many of our clients have stayed with GWL Service & Maintenance for over 10 years due to the peace of mind that we offer our clients, knowing that their systems are safe.

14/01/2025

GWL Service & Maintenance provides a range of AOV Smoke Vents that are intended to vent the heat and smoke developed by a fire inside the building and released outside. They are often fitted within the roof of stairways or corridors and are also used as a means of natural ventilation into the building alongside the removal of smoke/ heat in the event of a fire. The AOV options we supply can also be used as a roof access hatch if required

For full details please ask our dedicated sales team.

08/01/2025

Fire damper installation is an important safety feature found in buildings. They are designed to prevent the spread of fire and smoke through the ventilation systems by automatically closing off the air flow through ducts and vents when a fire is detected. It is important to regularly maintain fire dampers to ensure that they are functioning properly in the event of a fire. This includes testing the damper to make sure it is operating correctly, cleaning the damper to remove any dirt or debris that could prevent it from closing, and replacing any damaged or malfunctioning parts. By properly maintaining fire dampers, you can help protect your building and its occupants from the danger of fire.

GWL Service & Maintenance is the obvious choice when it comes to fire damper installation. We provide custom services to meet your specific needs and provide the best solution. With our programmed preventative maintenance, we work efficiently to keep your equipment performing at optimal levels. By signing a maintenance contract with us, you will have access to our 24/7 help desk.

We also offer test certificates for Smoke Control Systems. Approximately 9 months after installing a Smoke Control System, we will perform a free full system check to ensure proper performance and provide additional training if needed.

During the warranty period of your fire damper installation, we will replace any defective parts at no cost and issue a test certificate.

05/01/2025

GWL Service & Maintenance will handle both preventative maintenance and emergency call-outs to cover equipment breakdown and repairs due to damage from building users.

Regular maintenance of smoke safety and ventilation systems in a building is essential to ensure that they are property functioning. This includes performing regular inspections and preventative maintenance checks to prevent unexpected breakdowns.

In some cases, regular maintenance may be required by regulations, particularly for fire protection equipment, which must be properly maintained to ensure that it is ready to use in an emergency and to avoid the risk of prosecution. Proper maintenance on these systems is crucial for the safety and well-being of building occupants and should not be neglected.

03/01/2025

Window Automatic Opening Vents (AOVs) are an increasingly prevalent and essential component in the fire safety plans of many buildings. They bring together the convenience of modern technology and the laws of physics to help create safer environments.

At the heart of a Window AOV system is the principle of automation in response to the detection of smoke. These systems are connected to a centralised fire detection system. When smoke is detected, the system triggers the automatic opening of designated windows, creating ventilation pathways that allow smoke to escape and fresh air to enter.

This automatic operation of Window AOVs is crucial in emergency situations where the rapid spread of fire and smoke leaves little time for manual intervention. By immediately opening upon smoke detection, Window AOVs can contribute significantly to lowering smoke density and temperature in a building, improving visibility and making evacuation safer and more efficient.

The regular service and maintenance of AOV systems is a non-negotiable aspect of building management. It is crucial for ensuring the proper functionality of these systems when they are most needed – during emergencies. Scheduled maintenance can identify potential issues early, rectify them in a timely manner, and prevent system failures that could compromise the safety of building occupants.

For further assistance in understanding AOV systems or for professional advice and services on AOV maintenance, our team at GWL Service & Maintenance is here to help. We’re committed to guiding you through safety regulations and ensuring your building meets top fire safety standards.

GWL Service & Maintenance

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