Business Details
39 Years
experience
Trusted Double Glazing Solutions in Rossendale
Established in 1987, CDM Conservatories Windows & Doors has built a reputation as a trusted provider of high-quality uPVC windows, doors, conservatories, and related structures across the North West. Based in Rossendale, Lancashire, our team combines technical expertise with a commitment to innovation, partnering with leading suppliers to deliver energy-efficient and secure solutions tailored to modern homeowners' needs. With over three decades of experience, we pride ourselves on our seamless servicefrom initial design concepts to final installationensuring every project meets the highest standards of craftsmanship.Our engineers hold Certass certifications, guaranteeing peace of mind and quality installations, while our showroom allows customers to explore fully erected examples of our work. We prioritise customer satisfaction through transparent communication, durable materials, and a 10-year installation guarantee, solidifying our position as a locally respected authority in home improvement solutions.
Services
Windows
Doors
Conservatories
Roofline
Bi-Folding Doors
Solid Roofs
Details
- Year established: 1987
Highlights and features
- We offer over 30 years of experience in bespoke uPVC window and door installations.
- Our team holds Certass certifications for quality and safety compliance.
- Energy-efficient products reduce heating costs and improve home insulation.
- Showroom displays fully erected examples for informed decision-making.
- 10-year installation guarantee ensures long-term peace of mind.
Associations and certifications
- Certass
Services
uPVC Windows
Our A-rated uPVC windows enhance thermal efficiency and security while reducing energy bills. Available in traditional white or timber-effect finishes, they feature locking mechanisms and decorative glass options. Designed for durability, our windows combine modern insulation technology with aesthetic versatility to suit any property style.
Composite Doors
Rockdoor composite doors offer superior security with reinforced cores and Ultion locks. Available in anthracite grey, chartwell green, and custom finishes, they provide thermal efficiency and low-maintenance durability. Each door integrates advanced heat-reflective technology to minimise energy loss.
Conservatories
Custom-built conservatories create year-round living spaces using double-glazed units and solid roof options. We handle all aspects from foundations to electrical installations, ensuring seamless integration with your property. Designs include P-shape, orangery, and porch configurations to maximise natural light and space.
Roofline Products
Durable uPVC roofline systems protect against weather damage while enhancing curb appeal. Our fascias, soffits, and gutters require minimal maintenance and resist discolouration. Installation ensures structural longevity and improved energy efficiency through enhanced insulation.
Bi-Folding Doors
Aluminium and uPVC bi-folding doors create seamless indoor-outdoor transitions. Available in multi-panel configurations, they maximise natural light and ventilation. Precision-engineered tracks ensure smooth operation, while thermal breaks improve energy efficiency for year-round usability.
Questions
What areas do you serve?
We operate across the North West, including Rossendale, Lancashire, and surrounding regions.
Do your products come with guarantees?
Yes, all installations include a 10-year workmanship guarantee and manufacturer warranties.
Are your engineers certified?
Our installers hold Certass accreditation for quality and compliance assurance.
Can I view products in person?
Visit our Waterfoot showroom to explore fully erected examples of windows, doors, and conservatories.
How do your products improve energy efficiency?
A-rated uPVC frames and double-glazed units reduce heat loss, lowering annual energy costs.
What payment methods do you accept?
We accept major credit/debit cards and offer tailored financing options—enquire for details.
Reviews (2)
Kate Ferguson
Jun 01, 2017
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I couldn't be happier with my new conservatory. CDM were great from the moment they started building foundations to the day they handed me my keys. The space they have created is really special and I would certainly recommend them for any work of this type.
Jemma Franklin
Dec 15, 2016
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Amazing conservatory built earlier on this year. Along with a new front door last week. 10/10 for everything the lads have done! Thankyou one very happy customer
