YOUR OUTDOOR RENOVATIONS, FINISHED TO PERFECTION

Opening hours: Monday to Friday, 7am to 6pm

DUOLAP

Full waterproofing systems, flame-free installation.

Ideal for interior sloping roofs with drains

DUOLAP products and equipment can be found in stores, available through RESISTO certification. The “DUOLAP Certified Installer”certification can be obtained by completing RESISTO’s training program.

Successful completion gives access to the DUOLAP products and tools.

BENEFITS

  • Superior waterproofing using DUO GALON technology
  • Propane-free tools: mechanically fastened and laminated under a self-adhesive cap sheet
  • DUOBOARD lamination process is handled in-factory, eliminating the risk of peeling and wrinkling
  • A sustainable system that is covered under warranty
  • Mechanical fasteners allow the DUOLAP system to be installed on an existing roof without removing the structure
  • At the end of its useful life, the DUOLAP system can be removed without damaging other roofing components

3 DIFFERENT MODELS

MEMBRANE DE SOUS-COUCHE

DUOLAP 1: BASE SHEET MEMBRANE

Benefits

  • The DUOLAP system is economical and easy to install
  • Unparalleled dimensional stability as well as excellent elongation and puncture resistance, thanks to the composite reinforcement of DUOLAP CAP GR
  • System is covered by a 15 year warranty
PANNEAUX DE SUPPORT PRÉLAMINÉS

DUOLAP 2: PRELAMINATED SUPPORT PANELS

Benefits

  • DUOBOARD: factory pre-laminated base sheet membrane over the support panel
  • High-performance system: base sheet membrane with polyester reinforcement, and cap sheet membrane with a composite reinforcement
  • Mechanical fasteners allow the DUOLAP system to be installed on an existing roof without having to remove the structure
  • Surface preparation time is reduced thanks to the mechanically fastened base sheet
  • System is covered by a 20 year warranty
PARE-VAPEUR, PANNEAUX DE SUPPORT PRÉLAMINÉS ET ISOLANT DE TYPE POLYISOCYANURATE

DUOLAP 3: VAPOUR BARRIER, PRELAMINATED SUPPORT PANELS AND POLYISOCYANURATE INSULATION

Benefits

  • All the advantages of the DUOBOARD factory pre-laminated support panels
  • Can be installed on metal decking
  • SOPRA-ISO: higher thermal resistance than any other type of insulation (R-value of 5.7 per inch)
  • System is covered by a 20 year warranty

Groupe GN

5, 55e Avenue

J6Z 2P5 BOIS-DES-FILION

France

(514) 613-5496