Approvals and tests
| Norm | Explanation of norm | Material |
| Approvals | ||
| DVGW | German Association for Gas- and Water installation - German Approval for gas supply | Gasket materials |
| A1 | Approval acc. to DIN 4102 as incombustible material | isoTHERM ® 1000-, isoGLAS ®-, isoTHERM ® S-products |
| BAM | Federal Institute for Material Tests in Berlin - German Approval for use of gaskets in Oxygen | Gasket materials |
| KTW | Plastics in drinking water - German approval for gasket applications in drinking water | Gasket materials |
| W270 | Additional test for KTW acc. to DVGW-work sheet W270 | Gasket materials |
| WRAS | Water Regulations Advisory Scheme - English Approval for gasket applications in drinking water | Gasket materials |
| HTB | Gasket in high temperature application - German approval for gas-meter application - presupposes DVGW approval | Gasket materials |
| VP401 | Gasket in high temperature application - German approval for gas-meter application - presupposes DVGW approval, replacement for HTB | Gasket materials |
| TRD 401 | Technical Directives for steam-boilers Requirements for oval-shaped gaskets (hand-, head- and manhole) for steamboilers Annex 1, class c |
novaSEAL ® OV |
| TRD 401 | Technical Directives for steam-boilers Requirements for oval-shaped gaskets (hand-, head- and manhole) for steamboilers Annex 1, class d |
novaphit ® SSTCTRD 401 novaSEAL ® HP |
| TA Luft | German fugitive emission regulation TA Luft Proof of blow-out resistance and a specific leak rate of 10-4 mbar*l/(s*m) is required acc. to the test criteria VDI 2440 and TA Luft. |
novatec ® PREMIUM II |
| FDA | Food and Drug Administration | novaflon ® |
| SGB | Tested types were found to be in compliance with the fire protection requirements of Marine Equipment Directive (MED) 96/98/EC |
fabric |
| Tests | ||
| ROTT | Room Temperature Tightness Test | novatec ® PREMIUM II |
| HOTT | Hot Operational Tightness Test | novatec ® PREMIUM II |
| HOBT | Hot Blow-out Test | novatec ® PREMIUM II novaphit ® SSTC |
You are welcome to request detailed information about this subject.