... integratedAdopt enhanced resin,reinforced felt as main raw and process materials.Non-maintaining,fire-retardant,anti-aging,corrosion resistant,reliable ... water,sink connectors,envelop part.It adopted enhanced resin,reinforced felt,covered antioxidant membrane,the bottom of the ... the requirement of customers.All components adopted corrosion-resistant material,and reliable seal.Therefor no need for ...