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About CRD
Company Introduction
History Evolution
Experimental test
UK BSRIA Leak Rate Test Passed
Australian National Laboratory VIPAC
Wen Type Valve Test Report
The Performance Test of Taipei University of Science and Technology
Project Performance
Hi Tech Electronics Factory
Pharmaceutical Hospital
Building Commercial Buildings
Institution School
Automated Production Equipment
Professional Certification
RD Patent Results
Quality Certification
US FM Certification (ETFE Certification)
US FM Certification (ECTFE Certification)
ISO Quality Certification
OHSAS Certification
Service Base
Taipei Head Office
Linkou Factory
Chiayi Factory
Jiayi Painting Factory
Products
Rectangular Duct Series
Introduction on Rectangular Duct
CGF Rectangular Duct
TDF Mechanical Forming duct
TDF-II Rectangular Duct
Angular Tefaran Duct
Moment Type Pipe Fittings Series
Moment Type Damper Series
Set Bellows Series
Silencer Duct Series
Elbow Wind Blade
Wind Pipe Reinforcement Series
Tuyere Fittings Series
Overhaul Door Series
GI Circular Duct Series
Introduction to Spiral Duct
Spiral Duct Series
General Round Tube Series
Round Fitting Series
Control Damper Series
Bellows Tuyere Series
Flange Connection Series
Overhaul Door Serie
Stainless Steel Circular Duct Series
CRD® Standard Pipe Fittings
Process Exhaust Damper Series
CRD® Duct System
CRD® Niche
Advantages of CRD®
Quality Assurance
CRD® Design and Selection Criteria
ETFE / ECTFE Coated Duct Installation Considerations
CNS Fire Damper
Wen Style Valve Series
Main Application
Wen Type Valve Features
Wenzhou Valve Member
Compliance with Standards and Tests
Wen Type Valve Specification Sheet
Wen Type Valve Diameter Comparison Table
Wenzhou valve control system selection reference
Drive
Telescopic Hose Serie
Air Duct Hanger Series
C Shaped Steel Hanger
Double C Steel Hanger
Angle Hanger
Light Shock Suspension
Heavy Lift Suspension
Shock Rings
Single Hanging
Bundle
P Clamp
Flat Iron Double Crane
Riser Tube
Saddle Seat
Shock Absorber Canvas Connector Series
General Type Shock Absorber Canvas Joint
212℉ Fireproof Type Shock Absorber Canvas Joint
500℉ Fireproof Type Shock Absorber Canvas Joint
Suspension Canvas Joint
Acid and Alkali Canvas (CBF-Flex)
Flame Resistant Canvas (Neo-Flex)
Accessories Series
TDF-II Flange Strip
CGF Double-Chip Flange Bending Angle (Straight Pipe Special)
CGF Flange Corner (Special for Pipe Fittings)
TDF Flange Corner
TDF-II Flange Corner
Flange Clamp
Screw Clamp
PU-F Type Flange Strip
PU-U Type Flange Strip
PU Flange Corner
PU Flange Corner 1
PU Duct Special Adhesive
PU Aluminum Foil Tape
Heat Preservation Nails
New Heat Preservation Nails
Anti Slip Fastener
Anti Pendulum Diagonal Brace
Aluminum Foil Tape
Inner Cover
Swivel Joint
Test Hole
Universal Hanger
Full Tooth Hanger Rod
Hose Harness
Triple Flange Special Tools
Shunt Handle
Throttle Dedicated Hand/AUM
PE Flange Gasket
EPDM Flange Gasket
Soft Teflon (Sealon) Gasket
Specification Sheet
Standard Type Spiral Duct Specification Sheet
Reinforced Type and Piercing Type Spiral Duct Specification Table
Specification for Round Pipe and Flat Nozzles
Pintifaran Specification Sheet
Angular Tefaran Specification Sheet
Specification Sheet for Air Duct of Process Exhaust
Elbow Center Value Comparison Table
Chemical Resistance of ETFE/ECTFE Coating
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