Frequently Asked Questions

Are cast iron radiators as efficient as modern radiators?

Are Castrads valves bidirectional?

Can I replace a modern panel radiator with a traditional cast iron one?

Do Castrads' prices include VAT?

Does powder coating risk causing leaks?

How are radiators delivered?

How are towel rails, valves and accessories delivered?

How big should my cast iron radiator be?

How can I pay for my goods?

How can I prolong the life of my central heating system?

How can I replace a cast iron radiator without draining the system?

How can I restore my reclaimed cast iron radiators?

How do I bleed my radiators?

How do I connect my valves to the radiator?

How do I fit a hooked wall stay?

How do I fit a white wall stay?

How do I maintain the Full Polish finish?

How does delta T affect heat output?

I am ordering from outside the UK. Do I need to pay VAT?

I am ordering radiators for a listed property. Do I have to pay VAT?

I live in the Channel Islands. Do I need to pay VAT?

I’m buying a large radiator, what do you mean by extra leg sections?

I need my radiator to be a certain length, how many sections do I need?

I want to mount my cast iron radiators off the floor. Does Castrads supply the necessary parts for this?

Is Pewter just a primer?

What are BSP sizes?

What does partial home assembly mean?

What is Castrads' card security policy?

What is Castrads' returns policy?

What is the Castrads 10-year guarantee?

What is the maximum operating pressure of a cast iron radiator?

What is the maximum size of radiator I can have?

What’s the difference between manual and thermostatic radiator valves?

What’s the difference between powder coat and spray painted finishes?

Why do I need a wall stay for some radiators but not for others?

Why do I need to specify whether the radiator is going upstairs or downstairs?