The Lutter Type 4 External Steel Door Set is the final model in the Lutter solid-door series, offering a reliable and cost-effective entrance solution for applications where glazing is neither required nor desired. Designed with a focus on practicality and durability, this fully solid steel door set provides essential security, effective insulation, and straightforward installation, making it an ideal choice for utility access, service entrances, and value-led projects.

Built to perform consistently in the UK climate, the Lutter Type 4 combines robust steel construction with efficient thermal technology, delivering a no-nonsense, functional entrance that meets the core requirements of residential and commercial users.

Key Features

• Fully solid external steel door leaf – no glazing, ensuring maximum privacy, security, and thermal performance
• Hardwearing construction built for utility, light-commercial, and ancillary use
• Available with Thermo 64 or Thermo 78 insulation technology
• Enhances energy efficiency by reducing thermal transfer
• Steel frame for strength and long-term stability
• Aluminium frame option for a modern appearance with improved weather resistance
• Configurable as left-hand (LH) or right-hand (RH) inswing
• Choice of opening method: door knobs (both sides) or inside knob with outside pull handle
• Compatible with standard security hardware and functional locking systems
• Available in standard UK sizes, with made-to-measure (MTM) dimensions available

Suitable For

• House side and rear entrances, utility rooms, and boot room access
• Garage doors, shed entries, and secure external storage
• Commercial service doors, plant room access, and back-of-house entrances
• Internal or ancillary doors in apartment blocks and commercial premises
• Projects seeking a budget-friendly, solid, and well-insulated steel door set

Order today for efficient UK delivery and dedicated support.
Our team is on hand to provide sizing guidance, specification advice, and installation support to ensure your Lutter Type 4 door set meets your functional and financial requirements.

The images displayed on this website are for illustration purposes only. Final products may differ depending on the specific door configuration selected by the customer.

Enjoy nationwide delivery on all doors, including internal, external, and composite designs. We dispatch orders quickly, offer tracking on every shipment, and ensure your doors arrive safely and ready to install.

All our doors are sourced from leading UK and European manufacturers, built to last with premium materials and finishes. Each product is quality-checked before dispatch to ensure you receive only the best.