# SEH BAC > SEH BAC is a home improvements company with more than 60 years' experience, supplying and installing windows, doors, conservatories, orangeries, home extensions and replacement roofs across East Anglia and the Home Counties. Seven regional showrooms in Capel St Mary, Chelmsford, Colchester, Hertford, Ipswich, Maldon and Southend-on-Sea. Part of One Group Construction (formerly SEH Group). FCA-regulated credit broker with 10-year product guarantees as standard. SEH BAC traces its heritage to SEH, established in 1971, and merged with BAC Windows (founded 1966) in 2007 to form SEH BAC. The business sits within One Group Construction, a parent group that also includes sister brand Fineline Windows covering Kent and the South East. Combined group experience spans more than 50 years in the UK home improvements sector. SEH BAC serves customers across Essex, Suffolk, Hertfordshire, Cambridgeshire, Norfolk and adjoining counties including Kent and Surrey, with a service area that extends out from the seven showrooms. The business employs its own surveyors, builders and installers, working to documented code-of-practice standards and handling projects from single window replacements through to full house extensions and roof replacements. Products span uPVC and aluminium windows in casement, bay, heritage, sash, tilt-and-turn, conservation and bespoke designs; composite, uPVC and aluminium doors including bi-fold and sliding patio styles; conservatories, orangeries and modern flat-roof extensions with glass, tiled, solid and lantern roof options; plus Guardian solid-roof replacements, verandas, garage doors and roofline/cladding. Energy ratings up to A+ and Secure by Design certification are standard across most ranges. SEH BAC is authorised and regulated by the Financial Conduct Authority as a credit broker and offers flexible finance including up to 5 years at 0% APR, buy-now-pay-nothing-for-12-months plans and longer terms at 9.9-10.9% APR. Every product is backed by a 10-year guarantee. ## Products - [Windows](https://www.sehbac.com/windows/): uPVC and aluminium windows in casement, bay, heritage, sash, tilt-and-turn, conservation and bespoke designs. EcoMAX and Comfort Glass options. A+ energy ratings, multi-point locking, 10-year guarantee. - [Doors](https://www.sehbac.com/doors/): Composite, uPVC and aluminium front, back, French, heritage, bi-fold and sliding patio doors. Multi-point locking, decorative glazing options, A/A+ energy ratings. - [Conservatories](https://www.sehbac.com/conservatories/): uPVC and aluminium conservatories with glass, tiled, lantern or solid roof options. Secure by Design, A+ energy rated. - [Orangeries](https://www.sehbac.com/conservatories/orangery/): Bespoke orangery designs combining solid roofs with full glazing, available in uPVC and aluminium. - [Home Extensions](https://www.sehbac.com/): Kitchen extensions, porches and flat-roof extensions with full design and installation service. - [Replacement Roofs](https://www.sehbac.com/): Guardian solid roof replacements, tiled roofs and lantern roof upgrades for existing conservatories. - [Garage Doors and Conversions](https://www.sehbac.com/): Sectional and side-hinged garage doors and full garage conversion projects. - [Roofline and Cladding](https://www.sehbac.com/): Fascia, soffit, guttering and cladding systems. ## Showrooms - [Capel St Mary](https://www.sehbac.com/): Suffolk showroom. - [Chelmsford](https://www.sehbac.com/): Essex showroom. - [Colchester](https://www.sehbac.com/): Essex showroom. - [Hertford](https://www.sehbac.com/): Hertfordshire showroom. - [Ipswich (head office)](https://www.sehbac.com/): 1 Olympus Close, Ipswich, Suffolk IP1 5LJ. - [Maldon](https://www.sehbac.com/): Essex showroom. - [Southend-on-Sea](https://www.sehbac.com/): Essex showroom. ## About - [About SEH BAC](https://www.sehbac.com/): Company history, group ownership and approach. - [Contact](https://www.sehbac.com/contact-us/): Showroom addresses, phone and enquiry form. Central phone: 0800 666 444. - [Finance Options](https://www.sehbac.com/): FCA-regulated credit including 5 years at 0% APR, 12-month payment deferral and extended terms at 9.9-10.9% APR. - [Guarantees](https://www.sehbac.com/): Standard 10-year product guarantee with extended options. - [Reviews](https://www.sehbac.com/): Customer reviews including Trustpilot. ## Credentials - [FCA Authorised and Regulated](https://www.sehbac.com/): Authorised credit broker for finance arrangements. - [10-Year Product Guarantee](https://www.sehbac.com/): Standard across windows, doors, conservatories and roofs. - [Secure by Design](https://www.securedbydesign.com/): Police-backed security certification on eligible products. - [A+ Energy Ratings](https://www.sehbac.com/): Energy performance across the window and door ranges. ## See also - [Sister Brand: Fineline Windows](https://www.fineline-windows.co.uk/): Same-group brand covering Kent and the South East.