Tropical and Marine Limited Marine Additives & water Conditioners

The UK's Favourite Aquarium Supplies Co.

home

brands

view basket

checkout

products

Aquarium Supplies

Water Additives & Conditioner

Marine Additives & water Conditioners



	Salifert Coral Calcium - 250ml A concentrated bio available calcium solution for use in a reef aquarium. Salifert Coral calcium may be added direct to your set up since it comes in liquid form and will not settle on your corals in the way a dry powder additive might well. High degree of bio-availability Concentrated Formula Ideal for Nano and larger reef set ups Easy for beginners to use Salifert Coral Calcium 250ml Aquarium Additive Price: £7.99
	Quantity:

	Salifert Coral Calcium - 500ml A concentrated bio available calcium solution for use in a reef aquarium. Salifert Coral calcium may be added direct to your set up since it comes in liquid form and will not settle on your corals in the way a dry powder additive might well. High degree of bio-availability Concentrated Formula Ideal for Nano and larger reef set ups Easy for beginners to use Salifert Coral Calcium 500ml Aquarium Additive Price: £13.99
	Quantity:

	Salifert Coral Calcium - 1000ml (Economy Size) A concentrated bio available calcium solution for use in a reef aquarium. Salifert Coral calcium may be added direct to your set up since it comes in liquid form and will not settle on your corals in the way a dry powder additive might well. High degree of bio-availability Concentrated Formula Ideal for Nano and larger reef set ups Easy for beginners to use Salifert Coral Calcium 1000ml Aquarium Additive Price: £22.98
	Quantity:

	Salifert Trace Soft - 250ml Most trace element additives are hit and miss aiming to suit all reef life in one hit. Salifert Trace Soft is different. It is specifically formulated to benefit soft corals, enhancing their colour and growth while increasing their resistance to attack by algae and bacteria. High degree of bio-availability Concentrated Formula Mixes easily with Trace Hard Easy for beginners to use Salifert Trace Soft 250ml Aquarium Additives Price: £7.99
	Quantity:

	Salifert Trace Soft - 500ml Most trace element additives are hit and miss aiming to suit all reef life in one hit. Salifert Trace Soft is different. It is specifically formulated to benefit soft corals, enhancing their colour and growth while increasing their resistance to attack by algae and bacteria. High degree of bio-availability Concentrated Formula Mixes easily with Trace Hard Easy for beginners to use Salifert Trace Soft 500ml Aquarium Additives Price: £13.99
	Quantity:

	Salifert Trace Soft - 1000ml (Economy Size) Most trace element additives are hit and miss aiming to suit all reef life in one hit. Salifert Trace Soft is different. It is specifically formulated to benefit soft corals, enhancing their colour and growth while increasing their resistance to attack by algae and bacteria. High degree of bio-availability Concentrated Formula Mixes easily with Trace Hard Easy for beginners to use Salifert Trace Soft 500ml Aquarium Additives Price: £22.98
	Quantity:

	Salifert Trace Hard - 250ml Make keeping your hard corals healthy easier at a stroke, by providing all the trace elements they need to thrive in your set up. Salifert Trace Hard contains all the trace elements you’ve read about and some you haven’t. Dosage is simple and very safe. High degree of bio-availability Concentrated Formula Mixes easily with Trace Soft Add once per week Salifert Trace Hard 250ml Aquarium Additives Price: £7.99
	Quantity:

	Salifert Trace Hard - 500ml Make keeping your hard corals healthy easier at a stroke, by providing all the trace elements they need to thrive in your set up. Salifert Trace Hard contains all the trace elements you’ve read about and some you haven’t. Dosage is simple and very safe. High degree of bio-availability Concentrated Formula Mixes easily with Trace Soft Add once per week Salifert Trace Hard - 500ml Aquarium Additives Price: £13.99
	Quantity:

	Salifert Trace Hard - 1000ml (Economy Size) Make keeping your hard corals healthy easier at a stroke, by providing all the trace elements they need to thrive in your set up. Salifert Trace Hard contains all the trace elements you’ve read about and some you haven’t. Dosage is simple and very safe. High degree of bio-availability Concentrated Formula Mixes easily with Trace Soft Add once per week Salifert Trace Hard - 1000ml Aquarium Additives Price: £22.98
	Quantity:

	Salifert Natural Iodine - 250ml Iodine is an essential element for the successful maintenance of live corals in the home reef. Salifert Natural Iodine will enable your corals to photosynthesise efficiently, it will help new corals adjust to the light levels in your set up and it will help to prevent infection spreading amongst your corals. High degree of bio-availability Concentrated Formula Very safe in a mixed reef set up Add once per week Salifert Natural Iodine - 250ml Aquarium Additives Price: £7.99
	Quantity:

	Salifert Natural Iodine - 500ml Iodine is an essential element for the successful maintenance of live corals in the home reef. Salifert Natural Iodine will enable your corals to photosynthesise efficiently, it will help new corals adjust to the light levels in your set up and it will help to prevent infection spreading amongst your corals. High degree of bio-availability Concentrated Formula Very safe in a mixed reef set up Add once per week Salifert Natural Iodine - 500ml Aquarium Additives Price: £13.99
	Quantity:

	Salifert Natural Iodine - 1000ml (Economy Size) Iodine is an essential element for the successful maintenance of live corals in the home reef. Salifert Natural Iodine will enable your corals to photosynthesise efficiently, it will help new corals adjust to the light levels in your set up and it will help to prevent infection spreading amongst your corals. High degree of bio-availability Concentrated Formula Very safe in a mixed reef set up Add once per week Salifert Natural Iodine - 1000ml (Economy Size) Price: £22.98
	Quantity:

	Salifert Natural Strontium - 250ml Hard corals and coralline algae cannot grow without the presence of Strontium. They use Strontium as a co-precipitate with Calcium to form the mineral Aragonite. Salifert Natural Strontium will greatly enhance the growth of hard corals in your system and coralline growth will also be enhanced with better colour – particularly if you also add some Coralline Amino Acids at the same time. High degree of bio-availability Concentrated Formula Very safe in a mixed reef set up Add once per week Salifert Natural Strontium - 250ml Price: £7.99
	Quantity:

	Salifert Natural Strontium - 500ml Hard corals and coralline algae cannot grow without the presence of Strontium. They use Strontium as a co-precipitate with Calcium to form the mineral Aragonite. Salifert Natural Strontium will greatly enhance the growth of hard corals in your system and coralline growth will also be enhanced with better colour – particularly if you also add some Coralline Amino Acids at the same time. High degree of bio-availability Concentrated Formula Very safe in a mixed reef set up Add once per week Salifert Natural Strontium - 500ml Price: £13.99
	Quantity:

	Salifert Natural Strontium - 1000ml (Economy Size) Hard corals and coralline algae cannot grow without the presence of Strontium. They use Strontium as a co-precipitate with Calcium to form the mineral Aragonite. Salifert Natural Strontium will greatly enhance the growth of hard corals in your system and coralline growth will also be enhanced with better colour – particularly if you also add some Coralline Amino Acids at the same time. High degree of bio-availability Concentrated Formula Very safe in a mixed reef set up Add once per week Salifert Natural Strontium - 1000ml (Economy Size) Price: £22.98
	Quantity:

	Salifert Coralline Amino Acids - 250ml This stuff is unique and it’s also superbly effective. Salifert Coralline Amino Acids are utilized very quickly by all Coralline algae specie, especially pink and purple types. The result is fantastic growth rates when used together with Natural Calcium and Strontium. Highly recommended for giving any set up a boost. High degree of bio-availability Concentrated Formula A unique product Add once per week Salifert Coralline Amino Acids - 250ml Price: £7.99
	Quantity:

	Salifert Coralline Amino Acids - 500ml This stuff is unique and it’s also superbly effective. Salifert Coralline Amino Acids are utilized very quickly by all Coralline algae specie, especially pink and purple types. The result is fantastic growth rates when used together with Natural Calcium and Strontium. Highly recommended for giving any set up a boost. High degree of bio-availability Concentrated Formula A unique product Add once per week Salifert Coralline Amino Acids - 500ml Price: £13.99
	Quantity:

	Salifert Coralline Amino Acids - 1000ml (Economy Size) This stuff is unique and it’s also superbly effective. Salifert Coralline Amino Acids are utilized very quickly by all Coralline algae specie, especially pink and purple types. The result is fantastic growth rates when used together with Natural Calcium and Strontium. Highly recommended for giving any set up a boost. High degree of bio-availability Concentrated Formula A unique product Add once per week Salifert Coralline Amino Acids - 1000ml Price: £22.98
	Quantity:

	Salifert Coral Food - 250ml Most corals gather plankton from the surrounding sea water in their natural environment. Salifert Coral Food is a very concentrated product that does not require refrigeration and allows corals to feed in a very natural manner. Ideal for constant drip feeding, for use with a dosing pump or just plain adding several times per week.. Highly recommended and very economical in use. Includes a wide variety of particle sizes Concentrated Formula Rich in proteins and lipids Feed little and often for best results Salifert Coral Food - 250ml Price: £7.99
	Quantity:

	Salifert Coral Food - 500ml Most corals gather plankton from the surrounding sea water in their natural environment. Salifert Coral Food is a very concentrated product that does not require refrigeration and allows corals to feed in a very natural manner. Ideal for constant drip feeding, for use with a dosing pump or just plain adding several times per week.. Highly recommended and very economical in use. Includes a wide variety of particle sizes Concentrated Formula Rich in proteins and lipids Feed little and often for best results Salifert Coral Food - 500ml Price: £13.99
	Quantity:

	Salifert Coral Food - 1000ml (Economy Size) Most corals gather plankton from the surrounding sea water in their natural environment. Salifert Coral Food is a very concentrated product that does not require refrigeration and allows corals to feed in a very natural manner. Ideal for constant drip feeding, for use with a dosing pump or just plain adding several times per week.. Highly recommended and very economical in use. Includes a wide variety of particle sizes Concentrated Formula Rich in proteins and lipids Feed little and often for best results Salifert Coral Food - 1000ml (Economy Size) Price: £22.98
	Quantity:

	Salifert pH and KH Buffer - 250ml Essential to achieving any degree of pH stability in a marine set up is a good Alkali Reserve or buffer level. Salifert pH and KH buffer will increase your pH level while also building a decent Alkali reserve. Use in conjunction with a Salifert KH/alkalinity test kit. Builds pH and KH together Concentrated Formula Very safe in a mixed reef set up Add as required Salifert pH and KH Buffer - 250ml Price: £7.99
	Quantity:

	Salifert pH and KH Buffer - 500ml Essential to achieving any degree of pH stability in a marine set up is a good Alkali Reserve or buffer level. Salifert pH and KH buffer will increase your pH level while also building a decent Alkali reserve. Use in conjunction with a Salifert KH/alkalinity test kit. Builds pH and KH together Concentrated Formula Very safe in a mixed reef set up Add as required Salifert pH and KH Buffer - 500ml Price: £13.99
	Quantity:

	Salifert pH and KH Buffer - 1000ml (Economy Size) Essential to achieving any degree of pH stability in a marine set up is a good Alkali Reserve or buffer level. Salifert pH and KH buffer will increase your pH level while also building a decent Alkali reserve. Use in conjunction with a Salifert KH/alkalinity test kit. Builds pH and KH together Concentrated Formula Very safe in a mixed reef set up Add as required Salifert pH and KH Buffer - 1000ml (Economy Size) Price: £22.98
	Quantity:

	Salifert All In One - 250ml Lazy Reef Keeping starts right here. Just starting out? Need to keep things simple? Or just plain feel that life’s too short? If so Salifert All In One is the product for you. All in One contains most of the Macro and Micro elements required for coral health. Measure some out once per week and let them get on with it. Couldn’t be easier. High degree of bio-availability Concentrated Formula Very safe in a mixed reef set up Add once per week Salifert All In One - 250ml Price: £11.99
	Quantity:

	Salifert All In One - 500ml Lazy Reef Keeping starts right here. Just starting out? Need to keep things simple? Or just plain feel that life’s too short? If so Salifert All In One is the product for you. All in One contains most of the Macro and Micro elements required for coral health. Measure some out once per week and let them get on with it. Couldn’t be easier. High degree of bio-availability Concentrated Formula Very safe in a mixed reef set up Add once per week Salifert All In One - 500ml 500ml ll In One - 250ml Price: £19.99
	Quantity:

	Salifert All In One - 1000ml (Economy Size) Lazy Reef Keeping starts right here. Just starting out? Need to keep things simple? Or just plain feel that life’s too short? If so Salifert All In One is the product for you. All in One contains most of the Macro and Micro elements required for coral health. Measure some out once per week and let them get on with it. Couldn’t be easier. High degree of bio-availability Concentrated Formula Very safe in a mixed reef set up Add once per week Salifert All In One - 1000ml (Economy Size) Price: £32.98
	Quantity:

	Tropic Marin Bio-Calcium - 510g A secret propriety formulation with very special properties, Tropic Marin Bio Calcium is the market leading reef calcium additive. Bio-Calcium acts by providing calcium-hydrogen carbonate across cell membranes to nourish your corals and coralline algae directly. Coralline algae is often darker and richer in colour within a week of starting to use Bio-Calcium, while hard corals are more extended and fuller. All 70 marine trace elements are also included in Bio-Calcium for maximum benefit to your corals during use. Very high degree of bio availability Dry crystal concentrated Formula Complete with measuring scoop Builds calcium and KH level Tropic Marin Bio-Calcium - 510g Price: £9.99
	Quantity:

	Tropic Marin Bio-Calcium - 1.8kg A secret propriety formulation with very special properties, Tropic Marin Bio Calcium is the market leading reef calcium additive. Bio-Calcium acts by providing calcium-hydrogen carbonate across cell membranes to nourish your corals and coralline algae directly. Coralline algae is often darker and richer in colour within a week of starting to use Bio-Calcium, while hard corals are more extended and fuller. All 70 marine trace elements are also included in Bio-Calcium for maximum benefit to your corals during use. Very high degree of bio availability Dry crystal concentrated Formula Complete with measuring scoop Builds calcium and KH level Tropic Marin Bio-Calcium - 1.8kg Price: £19.99
	Quantity:

	Tropic Marin Bio-Calcium - 4.2kg A secret propriety formulation with very special properties, Tropic Marin Bio Calcium is the market leading reef calcium additive. Bio-Calcium acts by providing calcium-hydrogen carbonate across cell membranes to nourish your corals and coralline algae directly. Coralline algae is often darker and richer in colour within a week of starting to use Bio-Calcium, while hard corals are more extended and fuller. All 70 marine trace elements are also included in Bio-Calcium for maximum benefit to your corals during use. Very high degree of bio availability Dry crystal concentrated Formula Complete with measuring scoop Builds calcium and KH level Tropic Marin Bio-Calcium - 4.2kg Price: £39.99
	Quantity:

	Tropic Marin Triple Buffer - 250g Tropic Marin Triple Buffer is a balanced compound buffer containing all three components of the sea water alkali reserve. When added to your marine aquarium pH values will be raised to the optimal level (but not beyond) and the all important Alkali reserve is built up, promoting the long term stability of the aquarium eco-system. Balanced compound formula Contains carbonates, bicarbonates, and borates Complete with measuring scoop Builds pH and KH level Tropic Marin Triple Buffer - 250g Price: £8.99
	Quantity:

	Tropic Marin Triple Buffer - 4.55kg Tropic Marin Triple Buffer is a balanced compound buffer containing all three components of the sea water alkali reserve. When added to your marine aquarium pH values will be raised to the optimal level (but not beyond) and the all important Alkali reserve is built up, promoting the long term stability of the aquarium eco-system. Balanced compound formula Contains carbonates, bicarbonates, and borates Complete with measuring scoop Builds pH and KH level Tropic Marin Triple Buffer - 4.55kg Price: £122.60
	Quantity:

	Tropic Marin Pro Coral Mineral - 250g This stuff is magic. For those of us that have wondered just which trace elements make the difference Tropic Marin Pro Coral Mineral takes the guess work away by containing most of the elements necessary for coral success. If you add this along with Bio-Calcium and a good Iodine supplement you are off to a great start. Balanced compound formula Contains all the minerals necessary for coral success Complete with measuring scoop Add once per week Tropic Marin Pro Coral Mineral - 250g Price: £7.99
	Quantity:

	Tropic Marin Bio-Strontium - 200g This is the most concentrated Strontium additive we have come across, a small scoop Of Tropic Marin Bio-Strontium goes a long way in encouraging coralline algae growth, and contributes strongly to hard coral success. Very high degree of bio availability Dry crystal concentrated Formula Complete with measuring scoop Builds Strontium level Tropic Marin Bio-Strontium - 200g Price: £7.99
	Quantity:

	Tropic Marin Bio-Magnesium - 450g Without a good Magnesium level it’s almost impossible to raise an aquarium’s alkali reserve or it’s calcium content. If you tend to struggle with either of these things then Tropic Marin Bio-Magnesium can provide an immediate improvement. Very high degree of bio availability Dry crystal concentrated Formula Complete with measuring scoop Builds Magnesium level Tropic Marin Bio-Magnesium - 450g Price: £9.99
	Quantity:

	Tropic Marin Alca-Balance - 400g Sadly we’ve all done it. Raising a reef aquarium’s KH or alkalinity too high means that very little calcium will stay in solution and the calcium that is present is hardly bio available. Tropic Marin Alka-Balance acts to reduce KH/Alkalinity while increasing bio-available calcium levels. Very high degree of bio availability Dry crystal concentrated Formula Complete with measuring scoop Controls alkalinity / KH level Tropic Marin Alka-Balance - 400g Price: £12.98
	Quantity:

Enjoy Free UK Delivery when you spend £30 or more, or pay just 99p per order. Prices include VAT


	aquarium filters & air pumps

	aquarium lighting

	aquarium heaters & thermometers

	aquarium test kits

	water additives & conditioner

	fish food, vitamins & treatments

	marine livestock & accessories

FREE UK DELIVERY

when you spend over £30 or just 99p per order!

Sales: 0844 800 7961