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Vaillant Commercial Systems boiler guarantee

Important notice

Please be aware that our online guarantee registration is currently unavailable. If you are wanting to register a boiler, please call us on: 0333 000 4919

When it comes to quality, we accept nothing less than 100%. That’s why we’re so confident in the reliability of our products that we offer an extensive guarantee with every purchase.

To help the installed system perform at its best, please ensure that the Vaillant boiler and associated system is serviced either by Vaillant or another Gas Safe registered company within one year of installation. All service details will need to be recorded in the Benchmark logbook provided by your installer.

By registering a Vaillant boiler guarantee, you accept and have read Vaillant’s guarantee terms and conditions. To read the terms and conditions, please click here.

Guarantee registration

Online guarantee registration is currently unavailable, please call : 0333 000 4919

For customers in Republic of Ireland register here