CMT
Roof renovation
Full or partial refurbishment of your roof, done to the highest standards and covered by a 10-year warranty.
- Full strip & re-lay
- Frame & decking
- 10-year warranty
Our services
Two trades, every roofing need covered
Depending on your project, the team that fits best takes it on. Here’s how we split the work.
CMT Toiture
Full renovation & RGE
Full roof renovations from A to Z: new covering, waterproofing, thermal insulation and roof windows. RGE Qualibat certified, so your work can qualify for grants and favourable financing.
CMT
Roof covering
Clay or concrete tiles, natural slate, standing-seam zinc, steel sheet: the right covering for your roof.
- Tiles & slate
- Zinc & steel sheet
- RT 2020 compliant
CMT
Flat-roof waterproofing
Flat roofs and terraces sealed for the long term with EPDM or bituminous membranes.
- EPDM membrane
- Torch-on bitumen
- Flat roofs & terraces
CMT
Thermal insulation
Up to 30% of heat escapes through the roof: we insulate from outside or under the roof to cut your bills.
- External, no loss of space
- Reduces thermal bridging
- 5.5% VAT & RGE grants
CMT
Roof windows
Installation and replacement of Velux & Skylux roof windows, plus dormers and mansard openings.
- Velux & Skylux
- Dormers & mansards
- Guaranteed watertight fit
CMT
Custom zinc work
Shaping and fitting of zinc work: gutters, box gutters, valleys and cladding.
- Workshop-made
- Gutters & box gutters
- Bespoke
RGE Qualibat certified: your work can qualify for grants
Because CMT Toiture is Reconnu Garant de l’Environnement, your energy-renovation work (insulation, refurbishment) may qualify for MaPrimeRénov’, CEE, éco-PTZ, 5.5% reduced VAT , subject to conditions. We guide you to the schemes that fit your situation.
Estimate my project Les Compagnons des Toits
Technical & difficult-access work
The jobs others would rather avoid: small areas, complex setups, work at height and tricky access. Responsive, precise, with careful, clean work.
LCDT
Repairs
Leak, blown tile, damaged flashing: we repair and restore your roof, cleanly.
- Leak detection
- Lasting repair
- Clear quote
LCDT
Height & difficult-access work
Complex jobs, poor access, tight spaces: we work where others won’t.
- Difficult access
- Safety & PPE
- Small areas
LCDT
Moss removal & upkeep
Cleaning, moss removal and water-repellent treatment to extend your roof’s life.
- Moss removal
- Water-repellent treatment
- Maintenance plan
LCDT
Inspection & assessment
Unsure about your roof’s condition? We give you a clear assessment before any commitment.
- Full inspection
- Report & advice
- Transparent quote
Frequently asked
We answer
Is my project eligible for grants?
Yes. CMT Toiture is RGE Qualibat certified, so your insulation and energy-renovation work can qualify for MaPrimeRénov’, CEE certificates and the éco-PTZ loan, subject to conditions.
What area do you cover?
The whole Lille metropolitan area and nearby towns: Lille, Ronchin, Villeneuve-d’Ascq, Lambersart, Marcq-en-Barœul and surrounding communes.
Is the quote really free?
Yes, the quote is free and with no obligation. We come out to assess your roof and send you a detailed proposal, usually within 48 hours.
What’s the difference between CMT Toiture and Les Compagnons des Toits?
They are the two historic trades now united within Les Compagnons CMT. CMT Toiture handles full renovations and RGE projects; Les Compagnons des Toits take on smaller, technical or hard-to-access jobs, as well as repairs.
Contact
A roofing project? Let’s talk.
Free quote, no obligation. We come out, assess the work and get back to you within 48 hours.