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Questions, answered

Frequently Asked Questions

Premium recessed LED downlights for residential and hospitality interiors, with matching drivers. Every fitting is made to order in your choice of colour temperature, beam angle and finish.

Yes, on the right models. Our IP44 and IP54 downlights suit kitchens and bathrooms, and the IP65 MNBS1721 is made for showers and exterior soffits. The IP rating is on every product page.

No bulbs needed. All our downlights have integrated LEDs. You choose the driver (non-dimmable, Triac, 0–10V or DALI) when you order.

Use 36° for general room lighting, 15–24° for artwork, joinery and accents, and 50–60° for a soft, even wash. Designers are welcome to email plans to contact@maisonbillions.com for advice.

Check the cut-out size and the ceiling void depth on each product page, and make sure your ceiling has room for the fitting and its driver.

  • 2700K: warm and relaxed, for living rooms, bedrooms and hospitality
  • 3000K: warm white, the most popular choice for homes and kitchens
  • 4000K: neutral white, for workspaces and task areas

Dim-to-warm (1800–2700K) is available on our 10W and 13W models.

CRI measures how true colours look under a light, out of 100. At CRI 98 (lab-tested Ra 98.1), skin tones, timber, stone and fabrics look as they do in daylight. CRI 92 is standard; CRI 98 is available on every model.

Not as standard. Where a fire-rated ceiling is required, install them with a tested intumescent fire hood. Fire-rated versions are in development.

Our downlights are hardwired, so they should be installed by a qualified electrician.

Fittings are made to order in 8–10 weeks. The MNBS1721 in 3000K, 36°, white ships from UK stock.

UK delivery is free on every order. We also ship to the United States. For other countries, contact us for a quote.

UK customers buying for personal use can cancel within 14 days of delivery for any reason. Items must be unused and in their original packaging, and you pay return postage. You can cancel free of charge before your order goes into production. Faulty items are fully covered. See our Returns and Cancellations page for details.

Yes: 5 years on indoor fittings and 3 years on the outdoor MNBS1721, from date of shipment. It covers manufacturing defects.

Contact us as soon as possible. You can cancel free of charge before production begins, and orders can be changed until then.

Yes. Every fitting is LED, drawing between 5W and 13W.

Yes. Interior designers, architects and contractors get trade pricing, IES files and samples. Email contact@maisonbillions.com to open a trade account.

Use a soft, dry cloth. Avoid harsh chemicals and water, especially on metal or electrical parts.

Contact us right away with photos of the damaged product and packaging. We’ll arrange a replacement or refund promptly.

Choose a DALI or 0–10V driver and our downlights work with most smart home and building control systems.

Email contact@maisonbillions.com or use our Contact page. We aim to respond within 24–48 business hours.