Drain Channels With Grating / Gully Cover
   
   
 

Comparison -
Thermodrain vs Cast Iron / Ductile Iron

THERMODRAIN FRP/GRP/COMPOSITE MANHOLE Covers Cast Iron / Ductile Iron MANHOLE Covers
High Strength To Weight Ratio.
Low Strength To Weight Ratio
No Scrap Value Hence No Theft
High RISK of THEFT
Light Weight - EASY To Handle Heavy - Needs More Manpower
Corrosion Resistant, No Effect of SEA / Sewage Water.
Gets Corroded By Sewage & SEA Water
High Aesthetic Value, Available In Granite Finish Or Any Desired Color
Standard Appearance
Self Pigmented. No Painting Required
Painting Required at Regular Intervals
Less Fright & Handling Cost, Due To Less Weight
Higher Fright and Handling Cost, Due To More Weight
No Extra GRP Plate Is Required To Protect From Corrosion
Extra GRP Plate is Required Below the Cover To Protect From Corrosion
THERMODRAIN GRP MANHOLE CoverS Concrete Manhole Cover
No Steel Content, No Resale Value, Hence No Theft
Theft Happens Due To Presence of Steel Internally
High Strength To Weight Ratio.
Low Strength To Weight Ratio
Long Life (20-30 YEARS) Short Life (2-3 YEARS)
Light Weight - Easy To Handle Heavy - Needs More Manpower
Excellent Abrasion Resistance
Poor Abrasion Resistance
No Erosion Due To Rain Water, and Moving Vehicles
Gets Eroded Due To Rain Water, and Moving Vehicles.
No Effect of Sewage Water & Chemical Water
Poor Resistance To Sewage Water & Chemical Water
No Environmental Degradation
High Environmental Degradation
     
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