Repairing cracked GRP: cracks, chips and missing sections
Cracked gelcoat, a scratch, a missing section or delamination: each GRP defect needs a different repair. We show how to assess damage, the repair steps and when to use a workshop.
Glass-reinforced polyester in practice: material properties, applications and making decorations.
Selected topic: Materials and manufacture · Liczba artykułów: 4
Cracked gelcoat, a scratch, a missing section or delamination: each GRP defect needs a different repair. We show how to assess damage, the repair steps and when to use a workshop.
A silicone mould may make dozens or hundreds of casts, depending on silicone, casting material and handling. We explain wear, cleaning, storage and when a rigid mould is better.
Artificial rocks are mainly made in two ways: GRP in moulds or sprayed concrete on a structure. We compare weight, on-site time, durability and uses.

GRP (glass-reinforced plastic) is a composite of polyester resin reinforced with glass fibre. We explain its composition, how it is made, its benefits and limitations, and where it works well – using examples of decorations we have been making from it for over 20 years.
Photos of the location, approximate dimensions and a few sentences about your idea are enough. We will discuss production options, timing and installation.