• Just Some of our testimonials

  • Specialists in Roofline and UPVC Building Products

  • Kavex Cladding

    External & Interior Cladding

    Traditional Shiplap Cladding in White or Coloured & Woodgrain Foils
    KAVEX Textured, Wood Effect, Shiplap and Featheredge Boards
    Deeplas Twinson Premium Timber Composite Cladding
    Hygiene Cladding for interior use

  • FSG

    Fascia, Soffit and Guttering

  • twinsons

    Twinson Terrace Timber Composite Decking

    Superior decking planks and accessories combining the natural look of wood with low maintenace pvc - a stunning product.

  • Conserv

    Quality PVC-u Double Glazing: Windows, Doors & Conservatories

    Manufactured using top quality VEKA PVC-u profile and designs. Double or triple glazing incorporating the latest Low E glass. Available in white PVC-u and full range of specialist foil colours. 10 Year Insurance Backed Guarantee.

Welcome to Delta Plastics

Delta are a family operated building plastics business located in Dorset. We pride ourselves in our customer service and attention to detail.

Our Fitters have over 30 years of glazing experience and industry knowledge.

The sales counter is available to DIY and trade customers and offers a wide range of products and expert advice.





Our fitters arrive with fully equipped vans allowing them to complete and job in an organised and timely manner.


Delta take pride in every installation and only use the best quality plastics from Veka and Victorian Sliders

Bay and bow bay Windows

We love bay windows, A professionally installed bow or bay window will become a focal point of your home.

Flat Panel

Our flatpanel windows are German designed and engineered, British manufactured and installed with local labour.


Victorian sliders are the choice for those that love the character look of the homes from the Victorian and Edwardian era



Modern PVC and Composite doors and strong and secure giving you piece of mind and loads of curb appeal


Todays PVC doors are a long way from the early PVC doors that had a tendency to turn yellow. With a choice of colours and styles, modern PVC doors are smart, secure and long lasting


Composite doors are for those that love the traditional style and colours of painted timber doors but want the efficiency and security of a modern door. With a long lasting finish we are sure that these doors will still look like new in the years to comme

French and Patio

there is no better way of bringing the delights of the outside into your home than with the large tough and efficient glass panels of a french or patio door.




we offer a one stop shop for your new conservatory. the surveyor who comes to discuss and take preliminary measurements will be your point of contact, fitter finisher throughout the build.


Fascia, Soffit and Guttering

Often called the roof-line is and important but often overlooked area of your home.


Your Fascia is the upright bit that your guttering is screwed to, this in a weather barrier between the rain and the timber structure of your roof, having poorly fitted or rotten fascia could lead to expensive roof repairs.

PVC Fascia comes in a number of widths and an attractive range of colours, see our dedicated fascia page for more details.


this is the bit that sits horizontally and closes the gap between your roof and your walls. we recommend renewing this area when replacing your fascia for that perfect finish.

Soffit comes in a decorative tongue and groove and a sleek and sharp flat panel.




Finish your roof-line with a high quality rainwater system. Our guttering is manufactured by Aquaflow and comes in three colours and three styles.

Choose Black, White or Brown to suit your home then choose the soft lines of a round profile, decorative contours of Ogee or clean straight lines of the square profile.




a low maintenance choice to complete the exterior of any property. Our cladding is available in a variety of attractive colours a choice of ship-lap or feather-edge finish.



Sales Counter


The sales counter is open 8:00am – 5:00pm, Monday – Friday. We stock an array of materials, tools and adhesives to enable the tradesman and DIYers to complete their projects to a professional standard.

Fascia, Soffit and Guttering

Fascia is available in widths ranging from 150mm – 400mm in white only, other colours are available by request. white Soffit is stocked in flatboard ranging from 100mm – 600mm and hollow tongue and groove style boards. Guttering comes with a choice of  Black, White or Brown to suit your home then choose the soft lines of a round profile, decorative contours of Ogee or clean straight lines of the square profile.


Kavex PVC cladding is available to collect in store in two profiles and a choice of 5 colours

Hygiene Cladding

Available in store to collect

Silicone and Adhesives

We stock a wide range of high quality silicone and adhesives and a very competitive prices. getting the right silicone for the job is essential. feel free to ask our sales counter team for advice


We stock a small but happy range of hand tools, just enough to get you out of trouble if you need a tool that you cant find anywhere else, we will endeavour to get one in for you. all part of the Delta service.


The staff at Delta believe that waste should be kept to a minimum, therefor  try to recycle and reuse where we can, Our yard is often full of perfectly usable doors, windows and glazing units.
Visit us at our Trade Counter in Poole or contact us on t: 01202 330122 / e: team@delta-plastics.com



We Work With The Best