ENG
REWS

Roof thermal insulation and Double Glazing 2012-2018

Last updated May 13, 2025

Roof thermal insulation and Double Glazing 2012-2018

This scheme is operated by the Regulator for Energy and Water Services to encourage the use of systems (for domestic use) that reduce the consumption of energy. The scheme is funded through national funds, and applies to roof thermal insulation material and double glazed windows or doors.  

Applicants need to apply prior to purchasing the eligible systems.

This scheme is regulated by Government Notice 409 of 2012and Government Notice 373 in Government Gazette – 3 May.

  • The scheme was extended to the 31 December 2014 by government notice GN 1141of 2013.
  • The scheme was further extended to the 31 December 2015 by government notice GN1298  of 2014.
  • The scheme was further extended to the 31 December 2016 by government notice GN1273 of 2015
  • The scheme was further extended to the 31st December 2017 by government notice GN 1426 of 2016
  • The scheme was further extended to the 31st December 2018 by government notice GN1442 of 2017

A full list of applicants may be found here: RIDG-Applicants-list-150428.

Part A of  the application for the grant which must be filled in by the Applicant PRIOR to the purchase of the technology and must be accompanied by the relevant Annex I and Annex II (detailed quotation from supplier) to part A.

Part B is the request for reimbursement which must be completed by the Applicant AFTER the purchase (including payment, installation and commissioning of the equipment).

RIDG2012v3 Guidelines.pdf

RIDG Application Part A REWS/122/v2-02-01/16

RIDG Application Part B REWS/123/v2-03-01/16

Technical information

Additional information may be found here.

The information includes links to lists of registered equipment.

Request for Review

Any request for review should be submitted to the Regulator for Energy and Water Services within one month from the date of the rejection letter. Their request will be assessed by the Review Committee.