
Symmetrical four-sided form
Four equal glazed sides rise to a central apex, suited to square openings where a hipped lantern would look asymmetric.

Roof Lanterns
A four-sided pyramid lantern designed specifically for square openings. Delivers the architectural presence of a lantern with a symmetrical form that sits cleanly over a square flat roof opening.
Technical Details
Free Survey
If this looks like the right fit, we can survey the opening, confirm the specification, and price it properly for your home with no obligation.
The Maxi-Pyramid Roof Lantern is the right choice when the opening is square and you want a lantern that responds to the geometry. Four equal glazed sides rise to a central apex, delivering an even spread of natural light throughout the day and a strong architectural form that suits both contemporary and traditional extension styles. Built by our premium aluminium manufacturer to your exact opening dimensions on a 5-day express lead, with self-cleaning argon glass as standard.
Symmetrical pyramid form designed specifically for square flat roof openings
Four glazed sides deliver light from all directions throughout the day
Self-cleaning, argon-filled glass with warm-edge spacers as standard
Four glass tints for glare and solar heat management
Electric and thermostatically controlled vent options
5-day express manufacturing lead time from our premium aluminium manufacturer
Made to your exact square opening dimensions
CII manages the survey, quote, and full installation
Pyramid Roof Lantern
Where the opening is square, a pyramid form is the natural architectural answer, with four equal glazed sides delivering symmetrical light and a clean apex above.

Four equal glazed sides rise to a central apex, suited to square openings where a hipped lantern would look asymmetric.

Four glazed panels deliver natural light throughout the day as the sun moves around the building.

Custom RAL colours, glass tints, and vent options are all available and confirmed at quote stage.

Built to your exact square opening dimensions on the same 5-day express manufacturing service as all our premium aluminium manufacturer products.
How It Works
Step 1
We visit, measure, and advise on the right configuration for your property.
Step 2
Our directly employed team installs with clean, tidy workmanship.
Step 3
Final checks, handover, and Assure certification where required.
Next Step
We will measure up, talk through finishes and installation details, and give you a clear quote based on the actual opening rather than a generic estimate.
“CII fitted our roof lantern on the rear extension. Excellent craftsmanship, very professional team, and the room is transformed. Highly recommended.”
“Roof lantern fitted over our orangery. The light it brings in is incredible. The installation team were excellent and left the site spotless. Highly recommend CII.”
Questions Answered
Where We Work
Based in Romford, we regularly work across Essex, North and East London, and into Hertfordshire. If you are not sure whether we cover your area, just give us a call.
Find Us
Phone
020 8500 9100Hours
Mon to Fri, 8am to 6pm
Free home surveys available across our coverage area.
Areas We Cover
View all local area pages or not seeing your area? Get in touch and we will let you know if we travel to you.
Get Started Today
Get a free, no-obligation quote from our team. We survey, advise, and install. All handled directly, no subcontractors.
Mon-Fri 8am-6pm · No call centres · Speak directly with Ross
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