Similar to Glass Fiber PCTG, but with higher temperature resistance. Visit our blog for more details. Premium layer-hiding texture + sparkle. Contact us for custom colors! Already a great value, made better with free US shipping for orders $49+, 10% loyalty discount for orders $99+, and bulk discounts of 15-35% off starting at $249. Like Glass Fiber HTPLA and PCTG, Protopasta Glass Fiber HTPETG is a performance value. It requires higher printing temperatures up to 300 C, but prints flat with bed temperatures from 100+ C. Higher nozzle temps improve layer adhesion, but risk overheating when printing too slow. More printing guidelines in our HTPETG blog. Like PCTGs and PETGs, material can stick to the nozzle. Drying may not resolve this completely. In this case, consider reducing the flow rate to less than 100% to reduce buildup. Further, you might add a nozzle wipe at layer change with custom gcode. Protopasta HTPETG includes: 100% new HTPETG, made in the USA for the highest quality result. Quality ingredients plus in-house processing for curated chemistry. ABS and ASA level heat resistance without the fumes.