December_1967 — Page 46

VERMICULITE: COMBINES HEAT INSULATION AND FIRE RESISTANCE Conserves heat in winter-keeps buildings cool in summer. Fire resistant to over 2,000° F -numerous official fire ratings available based on tests at the Fire Research Station

Vermiculite Concrete 'k' value-0.65-0.95 B.Th.U.

Vermiculite Plaster 'k' value-0.90-1.3 B.Th.U.

Loosefill Vermiculite 'k' value-0.43 B.Th.U.

COMPREHENSIVE

HANDBOOK

AND FREE TECHNICAL ADVICE

AVAILABLE FROM

DURO INDUSTRIES LTD. Bullding Materials Division

SOLE DISTRIBUTORS OF

--THERMATRON' EXFOLIATED

VERMICULITE IN HONG KONG

DURO INDUSTRIES LTD.

THERMATRON EXFOLIATED VERMICULITE Supplied Building Materials Division

by

UNION HOUSE. 3RD. FLOOR,

TEL. 230011 EXT. 270.

70

Far East Architect & Builder December, 1967