Free quotation & site visit

Complete the form below to request a no obligation site visit by one our lighting designers…

Step 1

Power rating of current lights?

How many lights in your building? *

How many hours are the lights on?

How many days are the lights on?

What is your electricity tariff?

Your annual lamp change costs?

If you have areas with low occupancy or with a significant daylight contribution please contact us to discuss our presence detection and daylight dimming options.

Step 2

First Name *

Last Name *


Your Email *

Telephone *

Why Choose Constant?

  • Competitive pricing and delivery
  • UK in-house design and manufacture
  • Fully independent UK testing
  • Exclusively top quality branded components
  • Latest LED Lighting technology
  • Bespoke luminaire design
  • Warranty backed by 40 years trading history
  • Lighting scheme design