From 6 January, any testo flue gas analyser, digital manifold, or thermal imaging camera you purchase is eligible. Each product purchase equals to one entry, simply register your products on the testo website to enter: www.testo.com/en-UK/free-van

The new, fully electric Nissan Tekna features auto air conditioning, cruise control, colour reversing camera, navigation, and more.

Offer ends 30 April. Full terms and conditions of the competition are available on the testo website.