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Installation & Maintenance

We build and maintain beautiful aquariums.

Free Shipping Over £50

Spend over £50 on your order and qualify for free shipping.

Flexible Payment Options

We offer flexible monthly finance options.

Price Match

Found item from our catalog cheaper? We'll price match it!

Reward Points

As a thank you, we run the Charterhouse Points scheme.

Dr Tims Freshwater Conditioners

Dr Tims One and Only Nitrifying Bacteria Freshwater (2oz)

£11.99 £11.63
  In Stock
 Add To Cart

Dr Tims One and Only Nitrifying Bacteria Freshwater (4oz)

£19.99 £19.39
  Out Of Stock
 Add To Cart

Dr Tims One and Only Nitrifying Bacteria Freshwater (8oz)

£30.40 £29.48
  Out Of Stock
 Add To Cart

Our Bestsellers

Dr Tims One and Only Nitrifying Bacteria Freshwater (2oz)

Dr Tims One and Only Nitrifying Bacteria Freshwater (2oz)

£11.99
DrTim's One & Only Nitrifying Bacteria are the result of the latest scientific research and are used by public aquariums and professionals around the world to control ammonia and nitrite
  In Stock
 Add To Cart
Dr Tims One and Only Nitrifying Bacteria Freshwater (4oz)

Dr Tims One and Only Nitrifying Bacteria Freshwater (4oz)

£19.99
DrTim's One & Only Nitrifying Bacteria are the result of the latest scientific research and are used by public aquariums and professionals around the world to control ammonia and nitrite
  Out Of Stock
 Add To Cart
Dr Tims One and Only Nitrifying Bacteria Freshwater (8oz)

Dr Tims One and Only Nitrifying Bacteria Freshwater (8oz)

£30.40
DrTim's One & Only Nitrifying Bacteria are the result of the latest scientific research and are used by public aquariums and professionals around the world to control ammonia and nitrite
  Out Of Stock
 Add To Cart


DrTim's Aquatics H2O-Pure products are perfect for all freshwater aquaria. Our products are manufactured with the utmost care for the fish and the maximum convenience for the fishkeeper in mind.  The DrTim's Aquatics product line allows one to easily and successfully set up a new aquarium and maintain the highest possible water quality to ensure a safe environment for all aquatic creatures.

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

Flexible Payment Options

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
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