Building paper is intended for use on smooth substrates including plywood, providing that its underside is ventilated. It is also a suitable for natural stone surfaces. When used on smooth concrete or screed finishes it will prevent the free alkali released by drying cement attacking the lead sheeting. All of Calder’s Building papers conform to BS1521 Class A.
- Available in 25 & 50m x 1000mm rolls.
- Standard Building paper – Available in 25m x 1000mm rolls.
- Moisture Resistant Building Paper – Available in 25m x 1000mm rolls.