Stain Glass Putty - 1 Gallon by Sarco Putty Sold out $55.50 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out One gallon of putty will cover 336 linear feet For glazing and bedding glass in both wood sash and doors. Ready for use and for easy application under the knife and thumb. A modern glazing compound that remains elastic. Allowing for normal expansion and contraction. Adheres to all glazing surfaces, forming a permanent watertight bond between the glass and sash. After Sarco has skinned, it may be painted with oil or latex paints. The Stain Glass Putty is formulated to be more compatible with stain glass. It is softer than Type M and Dual Glaze.