Velux produce high quality Skylights, Roof Windows and Sun Tunnels and supply VELUX Blinds & Flashings.
0004 Glazing Openable Skylights have been energy rated in accordance with the Skylight Energy Rating Scheme (SERS). 5 out of 5 stars in Summer. 4.5 out of 5 stars in Winter. 4.5 out of 5 stars for Coo