BH Drawing, part of the Blundell Harling group, is the UK's premier manufacturer of drawing boards, architect supplies, draughting equipment and graphics accessories._

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Navigation Blundell Harling Ltd is famous globally for the ‘Portland’ range of navigational instruments such as Portland Course Plotter, protractors and parallel rules to suit all navigation practices_ View product range Promotional BH Datadiscs® supply overprinted, promotional products to trade only, worldwide._ View product range

Manufacturing solutions since 1948


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Blundell Harling Ltd manufacture Drawing Boards and drawing equipment in Weymouth, Dorset. Blundell Harling also manufactures Navigational Products for the leisure and commercial marine industries. A wide range of  Promotional Products are also manufactured in our 42,000 sq. ft. factory

FREE UK delivery on all website orders! Order before 2.00pm, Monday – Thursday, for guaranteed same day despatch on drawing boards, draughting equipment and leisure navigation equipment.