The External Unfinished Oak Winchester Warmer Door is part of the Warmer Door Collection from LPD which is made up with a stylish collection of doors that are purposely designed to improve insulation and energy efficiency. This External Warmer Door features a stylish 1 light design that is constructed from Part Obscure Double Glazing which is certain to allow light to flow throughout the home and passageway. This Warmer Door has been manufactured with a beautiful oak frame that is supplied unfinished ready for your choice of final coating and also achieves Part L warmer door compliance. Core Type: Engineered Joint Construction: Dowelled Glazing: Obscure double glazed toughened safety glass (Conforms to EN-121500) Mouldings: Raised on one side Weight: 49 - 53kg Guarantee: 5 year manufacturer guarantee