ALPRO Heavy Duty Concealed Transom Door Closer

The Alpro Heavy Duty Concealed Transom Door Closer is designed to be fully concealed within the transom header bar of the door frame, providing a clean, aesthetic appearance without compromising on performance. This heavy-duty overhead closer is ideal for single or double-action aluminium doors, making it a reliable choice for high-traffic commercial environments.

It features a built-in positive backstop, fixed spring strength, and dual closing speed. The initial closing speed is factory preset, while the final latching speed is fully adjustable after installation to ensure a secure and controlled close. It is supplied complete with the necessary fixings and comprehensive fitting instructions.

This closer is available in both Hold Open (90-degree hold open) and Non-Hold Open options. Please choose your preferred hold open configuration and manufacturer reference from the options below.

Technical Specifications

• Brand: Alpro
• Manufacturer Reference: 510300T1 or 510390T1 (please select from the options below)
• Length: 293mm
• Depth: 90mm
• Spindle Length: 12mm
• Finish: Black
• Handing: Reversible (suitable for left or right-handed doors)
• Maximum Door Height: 2540mm
• Maximum Door Width: 951mm to 1150mm
• Maximum Door Weight: 120kg
• Hold Open Option: Available in "Yes" (90° Hold Open) or "No" (No Hold Open) - please select below
• Packaging: Boxed with fixings and fitting instructions

Key Features

• Concealed Design: Fits discreetly inside the transom header bar for a clean, minimalist aesthetic.
• Heavy-Duty Performance: Engineered for single or double-action aluminium doors up to 120kg.
• Dual Closing Speed: Features a factory-preset initial closing speed and an adjustable final latching speed.
• Positive Backstop: Built-in positive backstop prevents the door from opening too far.
• Complete Kit: Supplied with all required fixings and clear installation instructions.