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Welcome to Liniar

Part of the Flamstead Group of companies, the Liniar range of lead-free PVCu products is designed and manufactured by HL Plastics in Derbyshire.
Discover the full range of Liniar products, the state-of-the-art facilities and the team behind the brand, as well as the extensive processes we go through to make sure each product is fully tested and quality checked.
From the most energy efficient UPVC windows to plastic piling for retention and flood prevention; from bi-folding and patio doors to decking and fencing systems, the full Liniar range can be found at
If you’re a homeowner and need putting in touch with one of Liniar’s nationwide network of installers, please call us on 01332 883900 or contact us via the website at