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Controlled Access, Without Compromise

SÄLZER entry port systems deliver smooth access for personnel and visitors while offering certified protection up to RC6 and FB7-NS. From interlocks to biometric control, every system is built to your security concept.

Entry Ports & High-Security Double-Door Entry Systems

Designed for high-risk environments, SÄLZER entry ports and interlocking door systems offer tailored, layered protection without disrupting pedestrian flow or communication. Combining electronic access control, surveillance, and secure architectural elements, these systems ensure both safety and smooth entry operations.

Customisable configurations with steel or aluminium door systems

Certified forced entry resistance up to RC6 (DIN EN 1627–1630)

Bullet resistance up to FB7-NS and glazing up to BR7-NS

Fire protection up to T90/EI90 and smoke resistance to S200 (with steel options)

Compatible with video, intercom, X-ray systems, and biometric access

Fully integrated with SYSTEM SÄLZER® facades, windows, and partitions

Smooth user flow with pedestrian traffic management and escape route control

Flexible security zoning and locking configurations for sensitive environments

Ideal for data centres, public buildings, military sites, and critical infrastructure

About SÄLZER Entry Port & Double-Door Systems

Intelligent access control meets certified, multi-layered security

SÄLZER’s entry ports and double-door systems are engineered for maximum security, controlling access without sacrificing user convenience. Whether for administrative buildings, government sites, or defence environments, each entry concept is built around your operational and safety requirements.

Available in both aluminium and steel series — including SECUFIRE®, S4, and S6es — these systems offer certified resistance to forced entry (up to RC6), ballistic threats (up to FB7-NS), and fire/smoke hazards. Optional integrations such as surveillance, communication units, and inspection trays allow for fully managed and monitored access control.

By combining doors, glazing, facades, and electronic systems into one unified concept, SÄLZER provides complete entrance solutions that minimise vulnerabilities and ensure smooth, secure operation. Every system is bespoke, tested, and installed to fit your facility’s specific risk profile and architectural requirements.

Technical Specifications

Flexible configurations, proven protection, and seamless system integration

Forced Entry Resistance

Tested in accordance with DIN EN 1627–1630, resistance levels up to RC6 can be achieved depending on the selected material and product series (e.g., S4, S6es, SECUFIRE®).

Bullet Resistance

Compliant with DIN EN 1522–1523 up to FB7-NS, and glazing rated to BR7-NS (DIN EN 1063). Protection level is determined by system selection and material type.

Blast Resistance

Available with blast protection based on selected components and series. Integration with blast-resistant façades, windows, and doors ensures comprehensive defence.

Fire & Smoke Protection

When using steel systems (e.g. SECUFIRE® or S4), fire protection up to T30/EI30 or T90/EI90 and smoke resistance up to S200 is available depending on design and configuration.

Access Control & Monitoring

Supports electronic access control (card readers, biometrics), video surveillance, intercoms, transaction windows, and X-ray integration. Escape route and interlock control available.

Structural Integration

Compatible with SYSTEM SÄLZER® facades, doors, windows, partition walls, and built-in counters — allowing unified and secure entry area planning.

User Flow & Emergency Protocols

Designed to manage pedestrian traffic efficiently. Interlocks, emergency exits, and timed door functions are tailored to user needs and building safety protocols.

Surface Finishes & Design Flexibility

Doors and frames available in powder-coated, anodised, or over-clad finishes (e.g. timber, bronze, stainless steel) for full architectural integration into high-security settings.

Planning a secure and user-friendly entry system?

Let’s Build Your Bespoke Access Control Solution

Speak with our team to develop a high-security entry concept tailored to your building’s needs — from RC6 doors to biometric access, interlocks, and full integration with surveillance systems.

What Our Customers Say

We take pride in delivering exceptional glazing solutions and outstanding customer service. Here’s what some of our happy clients have to say about working with Minimal Frame Projects.

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Alison Burton profile picture
Alison Burton
Google star 1Google star 2Google star 3Google star 4Google star 5
Absolutely delighted with our recent purchase of sliding doors for our new orangery, part of a major renovation of our home. The quality is top-notch, and the sleek design will perfectly complement or modern kitchen and frame the amazing views we have. The door’s sturdy construction and beautiful minimalist finish add a touch of elegance to the space. Highly recommend this product to anyone looking to enhance their home with stylish and functional sliding doors.
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James Trinder profile picture
James Trinder
Google star 1Google star 2Google star 3Google star 4Google star 5
Minimal Frames have been outstanding throughout the process, from planning to install and aftercare. At all times their communication has been top-notch; fast and effective. Quality of the glazing itself is excellent, the installation process was pain free and the windows and pivot door look incredible. They’ve been really strong on aftercare too, checking in that all works well and correcting a very minor issue quickly. I really cannot fault any part of our experience and wouldn’t hesitate to use them again and recommend to others.
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Narmina Hasanova profile picture
Narmina Hasanova
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Bob and his team have taken on our tricky glass extension installation, embraced its complexity and delivered it to perfection. It truly is a stunning addition to the house. The team that worked on site was extremely pleasant; always on time, quiet and polite. The project turned out to be long for its complexity, but the final result was worth the wait. We are very pleased with the outcome and hope it will keep us cool even in the heat of summer. Thank you MFP team! With kind regards, Emil and Narmina
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Elliott Raggio profile picture
Elliott Raggio
Google star 1Google star 2Google star 3Google star 4Google star 5
I am pleased to say that overall, I am delighted with the honorable customer service from Robert the company director at Minimal Frame Projects. Thank you to the surveyor and installation team who executed a challenging install for my bespoke Glass Pivot exterior door. Credit does go to Robert for being understanding, a man of his word and overcoming obstacles to ensure complete customer satisfaction.
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Bruce Fraser profile picture
Bruce Fraser
Google star 1Google star 2Google star 3Google star 4Google star 5
Ultimately an excellent result. Great product. Bob, Mollie and the team worked hard at solving problems and timing. We appreciated their effort and approach.
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G B profile picture
G B
Google star 1Google star 2Google star 3Google star 4Google star 5
Bob and Minimal Frame have stepped in to help sort out problems with another glazing company. He has kept us well informed throughout and has worked tirelessly to deal with the manunufacturers to get the doors delivered and the install started. We were 90% done by Christmas which was a huge relief. I've found Bob to be straightforward, transparent and responsive and am very grateful for his help fixing our previous issues. Additionally, his install team have been highly professional and meticulous in getting the install right.

Visit Our Showroom in Surbiton

Visit Our Showroom & Explore Premium Glazing Solutions

Experience the quality of our slimline glass doors, windows, and structural glazing in person. Whether you're planning a project or need expert advice, our team is here to help.

Located in Surbiton, we welcome homeowners, architects, and developers to see our range up close.