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About this app

Get access to Grant technical manuals anywhere, anytime with the Grant TechBox mobile support app for Android.

From Grant oil fired boilers, flues and accessories, to renewables heating products, both current and historic, this comprehensive technical library has it all.
Updated on
Jun 17, 2019

Data safety

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What's new

This new update has given the app a fresh look. Along with its new style and layout, the app also has exciting, additional functionality added including the option to download and remove product range categories, so you only store what is relevant to you, and the option to add frequently accessed manuals to a favourite section for quicker access.
Also includes the addition of a Heat Emitters category featuring the latest manuals for Grant’s Solo Fan Convectors and Uflex Underfloor Heating.