as strong as a bull 
QUESTIONS AND ANSWERS
YOU CAN FIND PREFA’S FAQ HERE
- What’s so special about aluminium?
- What do I need to know about uncoated aluminium?
- Which coating processes exist for aluminium?
- Do PREFA roofs provide suitable lightning protection?
- How are PREFA products given CE marking?
- What is the roof structure like on a PREFA aluminium roof?
- What degree of roof pitch is required for PREFA roofs?
- Does a PREFA roof protect against electromagnetic interference?
- In which colours are PREFA products available?
- Where is the television aerial mounted?
- How long is the guarantee for PREFA products?
- Can hail damage a PREFA roof?
- What are cold roofs and warm roofs?
- What is corrosion and does it affect aluminium?
- Does a PREFA roof make more noise than other roofs?
- What does a PREFA roof cost?
- How do I clean and maintain my PREFA roof?
- Does a PREFA roof rust? About rust
- How do you install snow guards?
- What type of substructure does a PREFA roof require?
- How does aluminium behave in combination with other metals?
- How is a PREFA roof installed?
- How are PREFA products maintained?
- Can a PREFA roof be installed on top of corrugated roof panels?
- Can you cover old roofs with PREFA?
- Are there any accessories for PREFA products?
