After insulation solutions for 42mm pipe? Take a look at the Armaflex, Rock-Lap and Glasswool options for a quality solution below.
Armaflex Class O
Price range: £6.38 through £79.22
Price range: £3.23 through £65.67
Armaflex Class O
Price range: £3.44 through £37.04
Price range: £6.85 through £108.88
Price range: £7.26 through £134.23