Fire grooved pipe coupling - Coplin
 Sizes : DN40/25, DN50/40, DN50/32, DN50/25, DN65/25, DN65/32, DN65/40, DN80/25, DN80/32, DN80/40, DN80/50, DN100/40, DN100/50, DN100/65, DN100/80, DN125/32, DN125/40, DN125/50, DN150/40, DN150/50, DN150/65, DN150/80, DN150/100