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Door Closers

Shop our range of door closers for commercial, residential and fire door applications, including overhead door closers, cam action door closers, concealed door closers and guide rail closers. At Roundtower Hardware, we supply professional-quality door control products suitable for contractors, joiners, architects, property managers and homeowners throughout Ireland.

Our range includes fixed and adjustable power door closers designed to provide smooth, controlled and reliable door closing. Choose from standard overhead closers for everyday applications through to high-performance fire door closers, variable power closers and cam action models designed to reduce opening resistance and improve ease of use.

Fire Door & Commercial Door Closers

The correct door closer is particularly important on fire-rated doors, where reliable self-closing helps ensure that the door returns to its closed position after use. Selected door closers within our range are tested and certified for use on fire door assemblies, with options available to suit different door weights, sizes and performance requirements.

For commercial buildings, apartments, offices, hotels, schools and other high-traffic environments, we offer robust commercial door closers with features including adjustable closing speed, adjustable latching speed, backcheck and variable power settings.

Overhead, Cam Action & Concealed Door Closers

Our collection includes several different types of door closer to suit the requirements and appearance of your project:

  • Overhead Door Closers – a practical and cost-effective solution for commercial, residential and fire door applications.
  • Cam Action Door Closers – designed to provide efficient closing while reducing the force required to open the door, making them particularly useful where accessibility and ease of operation are important.
  • Guide Rail Door Closers – offering a streamlined appearance compared with conventional projecting arm closers.
  • Concealed Door Closers – installed discreetly within the door or frame where architectural appearance is a priority.
  • Variable Power Door Closers – allowing the closing force to be adjusted to suit different door sizes and weights.

We stock Boss Door Controls, Eclipse and Roundtower Hardware door closers, with a selection of finishes available to complement modern architectural ironmongery.

Choosing the Right Door Closer

When selecting a door closer, it is important to consider the door width and weight, required closing force, fire rating, accessibility requirements, frequency of use and installation type. A closer that is incorrectly sized can make a door unnecessarily difficult to open or may not provide sufficient force to close the door reliably.

If you are unsure which door closer is suitable, the Roundtower Hardware team can help you select the correct product for your door and project requirements.

Browse our range of door closers online for delivery throughout Ireland, or contact Roundtower Hardware for specialist architectural ironmongery advice and trade enquiries.

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Choosing the Right Door Closer

Choosing the correct door closer is important for ensuring that a door closes smoothly, safely and reliably. The right model will depend on factors such as the size and weight of the door, frequency of use, fire-rating requirements, opening force and installation type.

At Roundtower Hardware, we supply a range of commercial door closers, fire door closers, overhead door closers, cam action closers, concealed door closers and guide rail closers suitable for residential, commercial and public buildings throughout Ireland.

Types of Door Closers

Surface mounted door closers are one of the most common options and provide a reliable, cost-effective solution for many commercial and fire door applications.

Cam action door closers are designed to provide controlled closing while reducing the force required to open the door. This can make them particularly suitable for buildings where accessibility and ease of operation are important.

Guide rail door closers offer a cleaner, more streamlined appearance than traditional projecting arm closers and are commonly used on modern commercial and architectural door sets.

Concealed door closers are recessed into the door or frame, keeping the mechanism largely hidden. They are ideal where appearance is an important part of the overall door design.

Understanding Door Closer Power Sizes

Door closers are commonly classified by an EN power size, such as EN 2, EN 3 or EN 4. The required power will depend mainly on the width and weight of the door.

Some door closers have a fixed power setting, while variable power door closers, such as EN 2–4 models, allow the closing force to be adjusted to suit different door sizes and site conditions.

Choosing an excessively powerful closer can make a door unnecessarily difficult to open, while a closer that is too weak may struggle to close and latch the door correctly.

Other factors, including seals, hinges, wind pressure and internal air pressure, can also influence the performance of a door closer.

Door Closers for Fire Doors

A correctly specified fire door closer helps ensure that a fire door returns to its closed position after use.

Not every door closer is automatically suitable for installation on a fire-rated door. Where a closer is being used on a fire door, always check the product's fire test evidence, certification, permitted installation configuration and manufacturer's instructions.

Roundtower Hardware stocks a selection of door closers suitable for fire door applications. If you are unsure which model is appropriate, contact our team with the door size, approximate weight and fire rating and we can help you identify a suitable option.

Frequently Asked Questions

What size door closer do I need?

The correct closer depends primarily on the width and weight of the door, together with the application and frequency of use. Always check the manufacturer's recommended door sizes and EN power rating.

What does EN 3 mean on a door closer?

EN power sizes indicate the closing force of a door closer. In general, larger and heavier doors require a higher power size. Some models have a fixed EN rating, while others have an adjustable range such as EN 2–4.

Can a door closer be adjusted?

Many door closers can be adjusted. Depending on the model, adjustments may include closing speed, latch speed, spring power and backcheck.

What is a cam action door closer?

A cam action closer uses a cam-based mechanism rather than a conventional rack and pinion design. Cam action closers can provide effective closing force while requiring less force to open the door, making them particularly useful where accessibility is important.

Do fire doors need door closers?

Many fire doors are required to be self-closing. Where this applies, the door closer must reliably return the door to the closed position after use. The closer should also be suitable and certified for the specific fire door application.

What is backcheck on a door closer?

Backcheck provides additional resistance as the door approaches the later part of its opening movement. It helps control doors that are opened quickly or forcefully and can reduce stress on the door and associated ironmongery.

What is the difference between a concealed and surface mounted door closer?

A surface mounted door closer is fitted visibly to the face of the door or frame. A concealed door closer is recessed into the door or frame, giving a cleaner appearance with significantly less visible hardware.

Need Help Choosing a Door Closer?

With different power sizes, mounting options and fire ratings available, choosing the correct door closer can sometimes be difficult.

Roundtower Hardware supplies professional door closers and architectural ironmongery throughout Ireland, with options suitable for commercial, residential, fire-rated and accessible door applications.

Browse our range of surface mounted, cam action, guide rail and concealed door closers, or contact our team for help selecting the right product for your project.

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