0 ratings
Dorma RTS85 Transom Door Closer H/O Size 3
The DORMA RTS 85 offers a seamless aesthetic appearance and easy installation for shopfitting applications. With its elegant design and minimal on-site work required, it is a practical and quality-assured solution for door control.
Dorma RTS85 Transom Door Closer H/O Size 3
Item #: 33351627

Dorma RTS85 Transom Door Closer H/O Size 3

Item #: 33351627

GBP 350

Price Details

Price
GBP 350

Excluding Shipping, VAT & Custom charges ( Shipping, VAT and custom charges will be calculated on checkout.
If Item price + shipping is below GBP 135, 20% VAT will be calculated on checkout, if it is equal or above GBP 135, no VAT will be charged. )

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Only 14 items left in stock.
Excluding VAT : VAT will be calculated on the checkout page
Order now and get it around Tuesday, July 21
Our Top Logistics Partners
  • fedex
  • dhl
The DORMA RTS 85 offers a seamless aesthetic appearance and easy installation for shopfitting applications. With its elegant design and minimal on-site work required, it is a practical and quality-assured solution for door control.
U-Care Warranty:
None
Select a Plan
buy now pay later

Buy Now Pay Later

fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
visa payment
mastercard payment
clearpay payment
klarna payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Easy Installation
The Dorma RTS85 door closer is designed for straightforward installation, minimizing downtime and enabling quick setup for both residential and commercial settings.
Robust Design
Built to withstand heavy use, the RTS85 features a durable construction that ensures long-lasting performance and reliability, making it ideal for high-traffic environments.
Adjustable Power
With size 3 adjustability, this transom door closer accommodates various door weights and widths, providing tailored closure strength for enhanced functionality and user comfort.

Product Details

Achieve aesthetic perfection with the DORMA RTS85 Transom Door Closer. Ideal for shopfitting applications, this door closer offers smooth closing, adjustable speed, and backcheck to prevent door contact with the frame. Install and adjust before fixing on site, with no floor preparation necessary. Certified to ISO 9001. Shop at Ubuy UK
  • Size (mm): 323L x 90W x 38D
  • Strength Size: 3
  • 90 Degree Hold Open
  • Silver finish
Brand NameDormakaba
ManufacturerDorma
Manufacturer Part NumberRTS85-HO
ColorSilver
Installation TypeScrew-In
Specification MetISO
Item Dimensions L x W x H12.72"L x 3.54"W x 1.5"H (32.3 x 9 x 3.8 cm)
Item Weight4.8 Kilograms
Exterior FinishSilver
BrandDormakaba
Product Dimensions (L x W x H)12.72"L x 3.54"W x 1.5"H (32.3 x 9 x 3.8 cm)

Who Should Buy?

Suitable For
  • Commercial Spaces

    Ideal for high-traffic commercial buildings requiring reliable door closure and consistent performance in accessibility.

  • Residential Use

    Perfect for homeowners looking for a durable and discreet door closer for their interior or exterior doors.

  • Accessibility Compliance

    Beneficial for facilities needing to meet ADA standards, ensuring safe and easy door operation for all users.

Not Suitable For
  • Heavy Doors

    Not suitable for excessively heavy doors, as it may not provide adequate force for secure closure.

  • Extreme Weather

    May not perform effectively in extreme temperatures or harsh weather conditions, potentially affecting reliability.

  • DIY Installation

    Requires professional installation for optimal performance, which DIY users may find challenging or impractical.

Product Description

About This Item

Introducing the Dorma RTS85 Transom Door Closer HO Size 3 - the perfect solution for shopfitting and maintaining the aesthetic appearance of your doors. Whether you have double or single action doors, this door closer is elegant, versatile, practical, and of the highest quality. Installation is a breeze with the majority of preparation being done by the fabricator prior to installation, leaving minimal on-site work. The Dorma RTS85 Transom Door Closer is certified to ISO 9001 standards, ensuring that you are getting a reliable and high-performing product. This door closer is suitable for both double action doors and left and right-hand single action doors.

You can easily adjust the installation and setting before fixing the doorset on-site, and no floor preparation is necessary. The positive 'zero' position for double action doors is easy to adjust, providing a smooth and seamless closing experience. To accommodate any door and frame configuration, a comprehensive range of accessories is available. With its aesthetically impressive design, the Dorma RTS85 Transom Door Closer is particularly well-suited for use with toughened glass doors, making it an ideal choice for shopfitting applications. Not only does this door closer enhance the appearance of your doors, but it also offers practical features such as a backcheck to prevent door contact with the frame and adjustable closing speed for a smooth and controlled closing experience. Choose the Dorma RTS85 Transom Door Closer for a reliable, high-quality, and aesthetically pleasing solution for your door control needs.

Shop now and experience the difference in craftsmanship and functionality that Dorma products provide.

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the Dorma RTS85 Transom Door Closer HO Size 3 used for?

    Answer: The Dorma RTS85 Transom Door Closer HO Size 3 is designed to ensure automatic closing of doors, particularly in commercial and institutional settings. This closer operates smoothly and silently, making it ideal for high-traffic areas. Its unique design allows for installation in transom or head frame applications, ensuring compliance with accessibility standards while enhancing structural aesthetics.
  • Question: What are the dimensions of the Dorma RTS85 Transom Door Closer HO Size 3?

    Answer: The specific dimensions of the Dorma RTS85 Transom Door Closer may vary based on installation needs, but generally, it is designed compactly to fit within standard transom applications. This design ensures that the closer maintains its functionality without compromising door aesthetics, making it suitable for various door types and sizes.
  • Question: How does the Dorma RTS85 Transom Door Closer differ from other door closers?

    Answer: The Dorma RTS85 stands out due to its adaptive design, allowing for mounting in narrow spaces while ensuring robust performance. Unlike traditional door closers, the RTS85 features an integrated adjustable closing speed and latching action for enhanced control. This makes it especially suitable for doors that need to close securely without slamming, ideal for schools, offices, and hospitals.
  • Question: Can I install the Dorma RTS85 Transom Door Closer myself?

    Answer: While it’s possible for an experienced DIYer to install the Dorma RTS85, it is recommended to hire a professional for optimal results. Proper installation is crucial to ensure the door operates correctly and effectively. A professional will have the necessary tools and expertise to adjust the closer settings for the specific door conditions, ensuring safety and functionality in frequent use environments.
  • Question: Is the Dorma RTS85 suitable for exterior doors?

    Answer: Yes, the Dorma RTS85 is suitable for exterior doors, given its durable construction designed to withstand the elements. Whether in residential or commercial setups, this closer is built to resist wear and tear from weather conditions. Its effectiveness in maintaining a secure closure is particularly beneficial for entrances that experience strong winds or disturbances.
  • Question: What safety features does the Dorma RTS85 Transom Door Closer include?

    Answer: The Dorma RTS85 Transom Door Closer incorporates several safety features such as adjustable closing speeds and latching actions to ensure safe operation. This means it can accommodate various weight and size specifications of doors while preventing slamming. Such controls are critical in environments where user safety is paramount, like schools and hospitals.
  • Question: What materials is the Dorma RTS85 made from?

    Answer: The Dorma RTS85 is constructed from high-quality materials, typically featuring an aluminum body that ensures durability and resistance to corrosion. This robust construction makes it suitable for both high-use commercial settings and residential applications, ensuring a long service life. The finish on the closer can complement various architectural styles, maintaining visual appeal.
  • Question: Can the Dorma RTS85 be adjusted for different door weights?

    Answer: Yes, the Dorma RTS85 is designed with adjustability in mind, allowing it to cater to a variety of door weights and sizes. It features a range of adjustment options for closing speed and force, ensuring optimal performance across different applications. This flexibility makes it a popular choice for institutions and businesses with diverse door configurations.
  • Question: Is the Dorma RTS85 suitable for heavy-duty applications?

    Answer: Indeed, the Dorma RTS85 is engineered to handle heavy-duty applications thanks to its robust design and high-quality materials. It is ideal for environments with frequent door use, such as hospitals, schools, and commercial buildings. Its reliable performance under heavy loads offers peace of mind for facilities requiring durability and efficiency.
  • Question: Where can I buy the Dorma RTS85 Transom Door Closer HO Size 3?

    Answer: You can purchase the Dorma RTS85 Transom Door Closer HO Size 3 from Ubuy, a reliable platform offering a wide selection of quality door hardware products. Ubuy provides easy access to detailed product descriptions and user reviews, helping you make an informed choice for your needs.

Dormakaba Door Closers Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.