What is Poly B piping?
Poly B piping is the short form of polybutylene. It is the grey plastic pipe used mainly for plumbing works in residential buildings from 1985 to 1997. Polybutylene was most commonly used in construction works in North America for new building construction at the time as opposed to the more expensive copper option.
It would have also been the material of choice for plumbers doing renovations and repair work during that period.
Whats Does Poly B Piping Look Like?
Why Does Poly B Piping Fail?
The Poly B pipes molecular bonds were unstable and resulted in cracks under unfavourable environmental strains. The following are the factors that increase the rate of deterioration in Poly B pipe
- High content of chlorine in the water supplied by the municipality
- Extensive exposure to ultraviolet light
- Usage in extremely hot areas or high temperatures