GTR Regular Robustness Gas-Tight Suit

This fully encapsulating Type 1A - ET limited-life gas-tight suit is designed to protect the emergency responder against toxic or corrosive gases, liquids and solid chemicals.

The suit is manufactured from DuPont™ Tychem® TK a high performance, multilayer, nonwoven, chemical barrier fabric that is also light in weight.

Materials available:


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Product Features

  • Encapsulating design for Self Contained Breathing Apparatus (SCBA) worn inside the suit
  • Gas-tight zip running from side of head to lower thigh, covered by zip flap with hook & loop fastener
  • Protection against liquid & gaseous chemicals (Type 1), infective agents and chemical warfare agents
  • Inward Leakage tested to EN 1073-2:2002, Class 3 with a Nominal Protection Factor (NPF) >9090
  • Gas-tight locking cuff system for changing gloves
  • Dual glove system consisting of a Kemblok™ chemical barrier inner glove bonded to an outer neoprene glove for mechanical protection.
  • Two exhalation valves maintain a comfortable working pressure inside the suit
  • Large chemically resistant flexible visor for wide field of view
  • Bat-wing sleeves allow wearer to remove their hand from the glove to check gauges and other equipment inside the suit
  • Adjustable internal support belt
  • Choice of fixed or detachable chemical safety boots or sock feet
  • Internal pressure test to ISO 17491-1:2012 conducted prior to despatch to confirm the suit is gas-tight
  • Five year maintenance free shelf-life, with annual test from year 5 up to the maximum shelf life of 10 years
Chemical Permeation Data
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Chemical CAS Number Tychem® TK Chemprotex™ X
‘Roundup’ weedkiller n/a >480mins
acetaldehyde 75-07-0 >480mins >480mins
acetic acid, 30% 64-19-7 >480mins
acetic acid, glacial 64-19-7 >480mins >480mins
acetic anhydride 108-24-7 >480mins >480mins
acetone 67-64-1 >480mins >480mins
acetone cyanohydrin 75-86-5 >480mins
acetonitrile 75-05-8 >480mins >480mins
acetophenone 98-86-2 >480mins
acrylamide 50% 79-06-1 >480mins >480mins
acrylic acid 79-10-7 >480mins >480mins
acrylonitrile 107-13-1 >480mins >480mins
allyl alcohol 107-18-6 >480mins >480mins
allyl chloride 107-05-01 >480mins
ammonia gas 7664-41-7 >480mins >480mins
ammonia solution, 35% 1336-21-6 >480mins
ammonium hydroxide (35% NH3 in water) 1336-21-6 >480mins
amyl acetate 628-63-7 >480mins >480mins
aniline 62-53-3 >480mins >480mins
aviation fuel n/a >480mins
benzene 71-43-2 >480mins >360mins
benzonitrile 100-47-0 >480mins >480mins
benzoyl chloride 98-88-4 >480mins >480mins
benzyl alcohol 100-51-6 >480mins
benzyl chloride 100-44-7 >480mins >480mins
bromine 7726-95-6 <10mins
bromine liquid 7726-95-6 <10mins
butadiene, 1,3- 106-99-0 >480mins >480mins
butane 106-97-8 >480mins
butanol n- 71-36-3 >480mins >480mins
butyl acetate 123-86-4 >480mins
butyl aldehyde 123-72-8 >480mins >480mins
butyl ether n- 142-96-1 >480mins >480mins
carbon disulphide 75-15-0 >480mins >480mins
chlorine gas 7782-50-5 >480mins >480mins
chloroacetic acid 85% 79-11-8 >480mins
chlorobenzene 108-90-7 >480mins >480mins
chloroethanol 2- 107-07-3 >480mins >480mins
chloroform 67-66-3 >480mins >60mins
chlorosulphonic acid 7790-94-5 >480mins
cresol m- 108-39-4 >480mins >480mins
cyclohexane 110-82-7 >480mins >480mins
cyclohexanone 108-94-1 >480mins
di(2-ethylhexyl)phthalate 117-81-7 >480mins
dichlorodimethysilane 75-78-5 >480mins
dichloromethane 75-09-2 >480mins >480mins
diesel fuel n/a >480mins >480mins
diethylamine 109-89-7 >480mins >480mins
diethylsulphate 64-67-5 >480mins
dimethyl sulphate 77-78-1 >480mins
dimethyl sulphide 75-18-3 >60mins
dimethylacetamide, N,N- 127-19-5 >480mins >480mins
dioxane 1,4- 123-91-1 >480mins >480mins
epichlorohydrin 106-89-8 >480mins >480mins
ethanol 64-17-5 >480mins
ethanolamine 141-43-5 >480mins >480mins
ethyl acetate 141-78-6 >480mins >480mins
ethyl benzene 100-41-4 >480mins >480mins
ethyl cellosolve acetate 111-15-9 >480mins >480mins
ethylene diamine 107-15-3 >480mins
ethylene dibromide 106-93-4 >480mins >480mins
ethylene dichloride 107-06-2 >480mins
ethylene glycol 107-21-1 >480mins
ethylene oxide 75-21-8 >480mins >480mins
formaldehyde, 37% sol 50-00-0 >480mins >480mins
formic acid 96% 64-18-6 >480mins
furaldehyde 2- 98-01-1 >480mins >480mins
glutaraldehyde 5% 111-30-8 >480mins >480mins
heptane 142-82-5 >480mins
hexamethylene diisocyanate 822-06-0 >480mins
hexane 110-54-3 >480mins >480mins
hydrazine 302-01-2 >480mins
hydrazine monohydrate 7803-57-8 >480mins
hydrochloric acid 37% 7647-01-0 >480mins >480mins
hydrofluoric acid 48% 7664-39-3 >480mins >480mins
hydrofluoric acid 73% 7664-39-3 >480mins
hydrogen chloride gas 7647-01-0 >480mins >480mins
hydrogen fluoride gas 7664-39-3 >480mins >300mins
hydrogen fluoride liquid 7664-39-3 >480mins >180mins
hydrogen peroxide 30% 7722-84-1 >480mins >480mins
kerosene 8008-20-8 >480mins
lactic acid 50-21-5 >480mins
mercuric chloride (sat. solution) 7487-94-7 >480mins >480mins
methacrylic acid 79-41-4 >480mins >480mins
methanol 67-56-1 >480mins >480mins
methyl acrylate 96-33-3 >480mins >480mins
methyl chloride 74-87-3 >480mins >480mins
methyl ethyl ketone (M.E.K) 2-butanone 78-93-3 >480mins >480mins
methyl mercaptan 74-93-1 >480mins >480mins
methyl methacrylate 80-62-6 >480mins >480mins
methyl pyrolidone, n 872-50-4 >480mins
methyl vinyl ketone 78-94-4 >480mins
methyl-t-butyl-ether 1634-04-4 >480mins >480mins
methylene bromide 74-95-3 >480mins
nicotine 54-11-5 >480mins >480mins
nitric acid (>90% fuming) 7697-37-2 >480mins
nitric acid 70% conc 7697-37-2 >480mins >480mins
nitrobenzene 98-95-3 >480mins >480mins
nitromethane 96% 75-52-5 >480mins
oleum (15% free SO3) 8014-95-7 >480mins
oleum 40% SO3 8014-95-7 >480mins
oxalic acid saturated solution 6153-56-6 >480mins
perchloric acid 7601-90-3 >480mins
petrol - unleaded 8006-61-9 >480mins >480mins
petrol, leaded n/a >480mins >480mins
phenol 85% aqueous 108-95-2 >480mins
phosgene 75-44-5 >480mins
phosphoric acid 85% 7664-38-2 >480mins >480mins
phosphorus oxytrichloride 10025-87-3 >420mins
phosphorus trichloride 7719-12-2 >480mins
potassium chromate (sat. solution) 7789-00-6 >480mins >480mins
propan-2-ol 67-63-0 >480mins
propylene oxide 75-56-9 >480mins >480mins
pyridine 110-86-1 >480mins >480mins
sodium cyanide 45% 143-33-9 >480mins
sodium hydroxide 40% 1310-73-2 >480mins
sodium hypochlorite (12% chlorine) 7681-52-9 >480mins
styrene 100-42-5 >480mins >480mins
sulphur dioxide 7446-09-5 >480mins >480mins
sulphuric acid 50% 7664-93-9 >480mins
sulphuric acid 95-98% 7664-93-9 >480mins
sulphuric acid 99% 7664-93-9 >480mins
tetrachloroethylene 127-18-4 >480mins >480mins
tetraethyl lead (Octel Anti Knock) 78-00-2 >480mins
tetrahydrofuran 109-99-9 >480mins >480mins
toluene 108-88-3 >480mins >480mins
toluene-2,4-diisocyanate 584-84-9 >480mins >480mins
toluidine, o- 95-53-4 >480mins >480mins
trichloroacetic acid 80% 650-51-1 >480mins
trichlorobenzene, 1,2,4- 120-82-1 >480mins >480mins
trichloroethane 71-55-6 >480mins
trichloroethylene 79-01-6 >480mins >30mins
triethylamine 121-44-8 >480mins >480mins
trifluoroacetic acid 76-05-1 >480mins
vinyl acetate 108-05-4 >480mins >480mins
xylene 1330-20-7 >480mins >480mins


TYPE 1A | EN 943-2:2019 (ET)
Gas-Tight Chemical Protective Suits for Emergency Teams

SOLAS 1974/1988
Reg. II-2,

Material Performance

Chemical Warfare Agents

EN 14126:2003
Protective Clothing Against Infective Agents


Tychem® TK

Chemprotex™ X


Size Chest (cm) Height (cm)
Small 88-96 164-175
Medium 96-104 170-182
Large 104-112 176-188
X-Large 112-124 182-194
XX-Large 124-136 188-200


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GTR Regular Robustness Gas-Tight Suit

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