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Glas-Col Hemispherical Mantles Series O Glas-Col  Silicone-Impregnated Glass Fabric Exterior
In StockSave 15%

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gear

Last Seen

May 20, 2026

Glas-Col Hemispherical Mantles Series O Glas-Col Silicone-Impregnated Glass Fabric Exterior

Sold byOptics PlanetPosted Apr 27, 2026

$419.99

$496.97

You save $76.98 (15% off)

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Glas-Col Hemispherical Mantles Series O Glas-Col Silicone-Impregnated Glass Fabric Exterior. The bottom half of the mantle or neck is left uncovered forming a funnel shape and this is superior to any heating or protecting oven which must conform to a flask exactly or it is not providing an effective seal. The neck ring of the mantle is sealed by a heat-sleeve which prevents heat from escaping at either end and allows access to control the heat by radiation if required. This construction provide