CONVENTIONAL SPRINKLER Viking Micromatic® and MicromaticHP® Standard Response Upright and Conventional ( Old Style) Sprinklers are small, thermosensitive, glass-bulb spray sprinklers available in several different finishes, temperature ratings, and K-Factors to meet design requirements. The special Polyester and Teflon® coatings can be used in decorative applications where colors are desired. In addition, these coatings have been investigated for installation in corrosive atmospheres and are cULus listed as corrosion resistant as indicated in the Approval Chart. ( Note: FM Global has no approval classification for Teflon® and Polyester coatings as corrosion resistant.) Brand: Viking Product Type: Product Features: Product Specification: Hub : mia_ brsinaga@ yahoo.com Phone 0856 9139 8333.