We have used freezing very sucessfully on textiles. We had a very large collection of heavily infested carpets, curtains etc. for which we hired a freezer lorry. I will get hold of the technical details and depending on the length I will either post details to the group or snail mail them to you. -- Trevor Reynolds work tel: +44 181 348 1286 Registrar work fax: +44 171 973 3891 English Heritage The Iveagh Bequest, Kenwood home tel: +44 1908 321354 Hampstead Lane home email: [log in to unmask] London NW3 7JR UK