Malm 7" Diameter 90 Degree Elbow With RAL 5020 38/40018 Powder Coat Finish h18.1 is this normal

is this normal

Model 6TGGTWK Application Factory-built double wall chimney for use with listed wood

On-screen display shows temperature and feature settings at a glance

It has a standard iron oxide patina or optional high-temperature paint finish on the outside

Malm 7" Diameter 90 Degree Elbow With RAL 5020 38/40018 Powder Coat Finish h18.1 is this normalWhat's Included 90 Degree Elbow Features Polyester TGIC super durable RAL powder coating with excellent weather resistance properties for high performance. Available in 3 diameter sizes For use with Malm Gas Units only Specifications Product Type Elbow Pipe Diameter 7" Finish RAL 5020 38 40018 Powder Coat Documents & Files Complete Powder Coat Colors Brochure