Colliery Ventilation Furnace at Llandafal is a Grade II listed building in the Blaenau Gwent local planning authority area, Wales. First listed on 26 September 1994. Ventilation furnace.

Colliery Ventilation Furnace at Llandafal

WRENN ID: final-cinder-owl
Grade: II
Local Planning Authority: Blaenau Gwent
Country: Wales
Date first listed: 26 September 1994
Type: Ventilation furnace
Source: Cadw listing

Description

Construction of brown and yellow firebrick, with black mortar. Circular in plan, the diameter approximately 3.5m. Vertical sides rising to approximately 7m Thick walls topped by large diamond patterned coping bricks. A small blocked archway on the S side may have been intended for an additional flue to be added. The air shaft is connected to a stone-lined drift of similar date, entering the hill from the riverbank below.

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