GRP – Composite Doors
Coventry Double Glazing offer a range of double glazed doors that instead of being PVC- U they are GRP or Composite doors.
What does the term GRP mean?
The abbreviation GRP stands for Glass Reinforced Plastic.
GRP is a composite – i.e. a composition of materials which, when brought together under the right conditions, form a tough, lightweight, durable laminate.
GRP does not dent, corrode or rot it also has a high strength to weight ratio being several times stronger than mild steel on a weight for weight basis.