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Specification

Technical Specifications

Technical specifications for prefabricated cottages, prefabricated structures, prefabricated rooms, prefabricated cabins, prefabricated containers & prefabricated bunk houses.

Size Any sizes as required (Owner's choice)
Shape & Design Any design or shaped desired (Owner's choice)
Interior / Applications Ultra Modern (most suitable for study room, conference halls, high class offices, bed rooms, guest rooms, Air Conditioned bunk houses, cottages & containers)
Main Frame Hollow Steel Pipe Framing 58 x 58mm (14G) (Detachable) & bracing with 38 x 38mm (18G)
Outer Cladding 10mm thick Silica Fiber Board covered with epoxy & P.U. Texture/Silicon coating
Insulation / Acoustic 25mm thick Glass/Mineral Wool/PUF (if desired i.e. Optional at additional cost)
Temperature Can withstand -20°C to +70°C very easily
Inner Cladding Laminated (both side) with 8mm thick medium density fiber board walls/5mm thick both side reinforced bakalite lining (in natural wood finish or plane shade as desired).
Roofing G.I. Sheet Profile in Sloping/Hut/Plane shape (Insulated) with 8 feet height inside.
False ceiling Combination of Ornamental Teak Finish/Laminated Fiber Board False Ceiling with insulation, ornamental cornice on top and concealed lacquer coated brass spotlights,
Doors / Windows Flush doors, wall finish 35mm thick and Aluminium sliding Windows
Location of doors / Windows Wherever desired (as per choice of owner) (Door and Window Ratio: One per 100 sq.ft.)
Dismantling & Reassembling Very easy & on very nominal rates. The components can be easily transported to any difficult terrain and erected / dismantled very fast with ordinary tools requiring no high skills.
Lighting Concealed brass fittings with Anchor Switches and Sockets, concealed copper wiring (Wherever desired by the owner) in ratio of One point per 50 sq.ft. (Fan, Cooler, A.C. to be supplied by the owner, if desired)
Flooring C.C. Platform to be provided by owner at site wherever required or if required with 16mm thick Silica fiber board over steel frame with flanges at additional cost)
Kitchen / Toilet (if required) Luxurious Ceramic Tiles in floors / Laminated Acrylic Bakalite Wall lining in bathroom of required shade & with white (colour optional) toilet fixtures including concealed G.I. / sewerage Pipe lining.
Painting P.U. Texture coating on outer wall of desired shade with classic texture finish covered with silicon coating.
Base Fixed/Flanged
Ground Clearance 6'' or as desired

Technical Details / Data / Physical Properties
Outer Cladding
Confirms to ISO : 8336 : 1993 (E)


Physical Strengths:
Density 1250 kgs/m3 average
Moisture Content 9% ± 3% on delivery
Moisture of Elasticity (bending) 3000N/mm2
Bending strength 9 N/mm2
Transverse tensile strength 0.4 N/mm2 perpendicular to surface
Compressive strength 15 N/mm2 perpendicular to surface
Surface Alkalinity PH between 11 and 13
Nail holding power 205kg perpendicular to surface
Screw holding power 312 kgs perpendicular to surface


  Thermal Conductivity ccelerated Weathering Cycle Test (50 Cycles) Fire Pressure in Hours Surface spread of Flame as per BS 476 Part-7-1987
Outer Walls 0.21 w/m.k. No Deterioration 0.21 Classified-I
Flooring 0.21 w/m.k. No Deterioration 0.31  


Fire Resistance Satisfy according to BS 476, the criteria ISO 834-1975 and ISO 809-1979 for ½ hour to 4 hours fire rating.
Fire Safety Test (Ignition, Ignitability, Heat Evolved, Flame spread Smoke, Developed) Index – Zero on scale of 0-10 (Zero index is the best) AS-1530 part 3-1976
Temperature Can withstand any temperature from -20°C to 70°C
Water Absorption Swelling – 0.31% approx, under relative humidity of air from 30% to 95% at 20°C
Sound Insulation Acoustic insulation value from (031 dB to 60 dB can be increased if desired.
Biological No Fungus Growth.

Internal Cladding
(Conforms to IS - 12406 - 1989)

Physical properties and features of Internal Cladding:
Density 700-850 kg/m3
Internal Bond 8-10 kg/cm2
Modulus of Elasticity 30,000 kg/cm2
Modulus of Rupture 250-280 kg/cm2
Water Absorption 24 hours soak 6% 24 hours soak 6%
Tensile Strength after cyclic rest 4 kg/cm2
Water Resistance Test 2.5 kg/cm2
Screw Holding – Face - Edge 150 kg 125 kg


Flame Retardation Test Fire extinguishes itself within 15 seconds if kept over a flame for 60 seconds
Steam Test No traces of discoloration or bubbles even after 2 hours.
Cracking Test No effect even at 70°C for 24 hours or 100°C for 2 hours.

Unique & Unparallel Features of Porta Huts
  1. Very tough, durable & very attractive, aesthetical elegance with permanent finish.
  2. Designed to Resist high Wind Pressure up to 200 Km/hr.
  3. Durable, Detachable & Vaastu Oriented.
  4. Very effective acoustics & insulation.
  5. Flat insulated and elegant false ceiling inside.
  6. Exclusive Automotive duco painted french type doors & windows.
  7. Water, Fire Resist & Earthquake Proof.
  8. Can be installed with in hours only.
  9. High class interiors of individual's choice.
  10. Totally secured with/ grill & locking devices.
  11. Italian type decorative Pelmets / Pillars / Sun shades.
  12. Total concealed copper wiring with concealed light fixtures.
  13. Installed highest prefabricated cabins on hills at + 13500' and in Plains at +350' (35th story) in India.
  14. Guaranteed for 15 year for any manufacturing defects etc.
  15. Largest Network & Approach even in Remotest Areas.
  16. Crane Mounted bunk houses, Containers also available in ready stock.
  17. Designed for 3 Mtr. of snow load.






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Indiamart Intermesh Limited