This depends on the amount of insulation already present in your property. However, adding insulation has been proven to improve the energy efficiency of your home and decrease your heating bills, this is more obvious in older properties or where single glazing is still in situ.
Tenby
Tenby is a walled seaside town in Pembrokeshire, Wales, on the western side of Carmarthen Bay. Tenby is a local government area. Noteworthy features include 2 1/2 miles (4.0 km) of sandy beaches and the Pembrokeshire Coast Path, the 13th century middle ages community walls, including the Five Arches barbican lodge, Tenby Museum and also Art Gallery, the 15th century St. Mary's Church, and also the National Trust's Tudor Merchant's House. The community is offered by Tenby railway station. Boats sail from Tenby's harbour to the overseas monastic Caldey Island. St Catherine's Island is tidal as well as has a 19th century Palmerston Ft. With its tactical placement on the far west shore of Britain, as well as an all-natural sheltered harbour from both the Atlantic Ocean and also the Irish Sea, Tenby was a natural settlement factor, possibly a hillside ft with the mercantile nature of the negotiation potentially establishing under Hiberno-Norse influence. The earliest referral to a settlement at Tenby is in "Etmic Dinbych", a poem probably from the 9th century, maintained in the 14th century Book of Taliesin.