Rental properties. The tenant of a property is the occupier and is responsible for paying the water charges. Landlords can provide the names of their tenants in order to prove that they are not the occupier, and Irish Water will then contact the tenants.
Radiant barrier. Radiant barrier is a radiant heat reflective insulation material. Radiant barriers (also known as reflective insulation) are a type of thermal (heat) insulations that inhibits heat transfer by thermal radiation.
Radiant energy is energy of electromagnetic waves. It is a form of energy that can travel through space. For example, we receive the heat from the sun, which is located very far from the earth via radiation. The sun's heat is not transmitted through any solid medium, but through a vacuum.