Are there any tips for ensuring the longevity of my new kitchen?

Water and heat are the two prominent factors affecting doors and worktops. Areas at risk include doors or pelmit above kettles or toasters. Ensure that there is clean air above them to ensure heat and steam is able to dissipate. The doors either side of a cooker are also at risk from heat. Avoid water spills or standing water over worktop joints. Ensure your fitter seals the sink cut out as a precaution. Water and heat are the two factors which may invalidate a guarantee.