Transform Your Home

with CDM

Based in Rossendale, Lancashire, CDM are specialists in Double Glazed uPVC Windows, Doors, Conservatories, Orangeries, Porches, Contemporary Structures, Bi-Folding Doors & Solid roof systems working with clients across the North West.

Click below to view our range


Double Glazing in Rossendale, Lancashire

At CDM we pride ourselves on providing quality windows, doors and conservatories alongside a professional service and aftercare support.

Windows We Supply:

Upvc windows & doors


Traditional Slide ‘n’ Sash

Tilt ‘n’ Turn

At CDM, our energy-efficient, A-rated replacement uPVC windows and double-glazed units will save you money on your rising energy bills. Providing a full range of double glazing designs and window finishes, from traditional white uPVC through to timber coloured finishes, we are sure that there will be something in our range to complement any home.

In today’s marketplace, there are a huge number of options when it comes to glazing. Our uPVC windows and doors, conservatories, orangeries, and skylight roofs can be fitted out with anything from laminated safety glass to our more decorative and obscure designs.

Our decorative glass comes in a range of colourful leaded designs, from traditional diamond and square to Queen Ann leading. Encapsulated and replicated Georgian bar options are also available, as well as the sophisticated bevel range.

All windows are supplied with locking mechanisms.

Window Energy Rating


Call us in Rossendale, Lancashire today to speak with one of our window fitters about our double glazing.

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