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Grant VortexBlue Internal Sealed System 36 review

£3,047.00 Typical price

Brand score %

Key features
  • Oil
  • Heat-only or regular

Floor-standing oil boilers, such as the Grant VortexBlue Internal Sealed System 36, are great for homes that aren’t connected to mains gas, and our latest survey found that heating engineers are impressed with their build quality. But are these system boilers reliable, and which model is best for your home’s needs? Find out in our expert review.

Included in our expert review
  • Pros and cons
  • Heating engineer views
  • What type of home is this boiler suitable for?
  • Will this boiler produce enough hot water for my home?
  • How efficient is this boiler?
  • What controls does this boiler have?
  • Is this boiler smart compatible?
  • What is the warranty with this boiler?
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Technical specifications

Launched

Brand scores

The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.

Find out how we assess boilers
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Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.

Put us to the test

Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.

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