GHL Modules/Expansions

Our Bestsellers

ProfiLux Expansion Cards allow for further controller expansion and are compatible with ProfiLux II, ProfiLux II Outdoor, ProfiLux 3 (all models) and Expansion Box.
Whether measuring pH, ORP, or Conductivity: We offer a wide variety of Expansion Cards to suit your needs. Expansion cards are automatically detected by the controller and can be combined with each other as needed.

Why our delivery is awesome!

Just a few reasons why Charterhouse are the industry leaders

1 Hour Delivery Slot

We provide a 1 hour delivery slot for all Premium Next Day delivery services. No more waiting in all day.

SMS And Email Notification

Your delivery slot will be text and emailed to you. You can then submit a different day or request the parcel is left with a neighbour.

Weekend Deliveries

We now offer deliveries on both days of the weekend. These services can be selected at checkout.

Free Shipping Over £50

Spend over £50 on your order and qualify for free shipping. Next day and timed services available.

Find out more

Pay by Finance

We offer flexible monthly finance options. Credit is subject to application and status.

Find out more

Reward Points

As a thank you, we run the Charterhouse Points scheme. Earn points on every order.

Find out more