Duralay Treadmore Underlay is a Crumb material and has a thickness of 7.95mm. It is suitable for general domestic use and general contract use.

Durafit 650 is a crumb underlay and has a thickness of 6.5mm. It is suitable for heavy contract use.

Please note that this can only be purchased as a full roll.

Durafit 500 is a crumb underlay and has a thickness of 5.25mm. It is suitable for heavy contract use. Full roll = 15.07m2.

Duralay Underlay System 10 is a Crumb material and has a thickness of 9.20mm. It is suitable for heavy domestic use and heavy contract use.

Duralay Heatflow Wood & Laminate Underlay is a Sponge material and has a thickness of 2.75mm. It is designed for use with underfloor heating.