1.5mm Aluminium Inspection Chambers - 300mm x 300mm | Deck Version

Protect your green roof and keep inspections simple with a lightweight aluminium chamber made for deck-level installations.

The 1.5mm Aluminium Inspection Chamber – Deck Version is built to offer safe and easy access to roof outlets on green roof decks. Its modular, interlocking design allows for fast installation and a snug fit with roof build-ups. Made from durable 1050A-grade aluminium, it withstands the elements while preventing loose pebbles and growing media from blocking your drainage. Ideal for regular inspection points, irrigation access, and long-term rooftop performance.

Choose a variant:

Chamber Height

Starting at £78.00

excluding shipping cost

Features + Benefits

Designed for green roof systems with flat deck setups
Prevents drainage blockages from soil or gravel build-up
Made from strong, corrosion-resistant 1.5mm aluminium
Allows clear access to roof outlets for routine maintenance
Water-permeable design supports proper flow and irrigation
Mill finish gives a clean and modern industrial appearance
Lockable lid and interlocking mid-sections for custom build-up height
Lightweight for easier handling and installation
Manufactured in the UK by Online Metal Store

Specs & Options

Material: 1050A Grade Aluminium
Thickness: 1.5mm
Finish: Mill finish
Base Size: 300mm x 300mm
Structure: Base unit, interlocking mid-section, lockable lid
Use Case: Green roof deck applications
Fire Rating: Non-combustible
Lead Time: 3 to 5 working days
Larger Size Option: 450mm x 450mm available separately
Custom Sizes: On request

Installation / Usage Instructions

Place the chamber over the roof drain outlet, ensuring it aligns flush with the green roof deck. Use interlocking mid-sections to match the build-up height. The chamber prevents substrate from entering the outlet while keeping it easy to inspect and maintain. Lock the lid for safety and security.

Want quick access to your green roof outlet without disturbing the build-up?

Our aluminium inspection chamber for deck installations makes maintenance easy and efficient. Order today or speak with the Online Metal Store team for help with sizing or design support.