Fiberglass Knitted Tube segmentation by application delineates five principal end‑uses that together drive the market’s revenue. Automotive applications, encompassing brake‑line reinforcement and fuel‑system components, account for roughly 30 % of total sales, reflecting the sector’s high volume production and stringent safety standards. Aerospace uses, such as hydraulic‑system tubing and thermal‑shielding liners, contribute about 20 % owing to the premium placed on weight reduction and temperature resistance. Industrial filtration—including chemical‑process and water‑treatment modules—represents the largest single slice at 25 %, supported by steady demand for durable, corrosion‑resistant conduits. The Oil & Gas segment, covering downhole and surface‑equipment tubing, supplies 15 % of the market, driven by exploration intensity and the need for high‑temperature performance. Finally, Construction applications, primarily for reinforcement in concrete forms and protective sleeves, occupy the remaining 10 %. Collectively, these application categories define the Fiberglass Knitted Tube market size and shape strategic investment decisions.