4.—(1) An application for a Warm Homes grant may be approved for one or more of the following purposes—
(a)to provide insulation in any accessible roof space in the dwelling, including the insulation of any cold water tank and any water supply, overflow and expansion pipes in such a space;
(b)to provide insulation between the internal and external leaves of cavity walls of the dwelling;
(c)to provide insulation to any water heating system or to provide any part of such a system with insulation incorporated in it.
(2) Where the Department, or its administering agency, considers further works are necessary and the household meets the conditions set out in regulation 5(2), a Warm Homes Plus grant may be approved for one or more of the following purposes—
(a)for any of the purposes set out at regulation 4(1) (a), (b) or (c) where the total cost of such works would exceed the maximum amount of grant payable under regulation 6(1);
(b)to provide a mains gas, oil or biomass central heating system;
(c)to convert an existing solid fuel central heating system, liquid petroleum gas heating system or electric storage heater system to a mains gas, oil or biomass central heating system;
(d)to provide a central heating system connected to the local community heating grid;
(e)to provide water heating systems that use energy from renewable sources, including solar panels;
(f)to provide insulation in homes of solid wall construction.
(3) Where an application is made for one or more of the purposes set out at paragraph (1), the householder may also receive a benefit entitlement check..
(4) Where an application is approved for one or more of the purposes set out at paragraph (1), the householder shall also be provided with energy advice.
(5) For the purposes of this regulation, “accessible roof space” means space between the roof of the dwelling and the ceiling of any room used or available for use for the purpose of living accommodation, where that space—
(a)is not wholly separated from the roof by any other room; and
(b)is accessible through a properly constructed opening.