Class B Galvanised External Fire Door 813×2032 | 120 Minute (2 Hour) SANS 1253
R6,190.45 Incl. VAT
Buy Class B Galvanised External Fire Door 813×2032 — 120-minute (2-hour) SANS 1253 certified external fire door with 0.8mm galvanised steel cladding on the weather side. Pre-hung in heavy-duty steel frame for fast, compliant installation.
Ideal for high-risk external entrances, garages, escape routes, factories and commercial buildings requiring both superior fire protection and weather durability across Gauteng. Fully tagged, certified and ready for painting on the internal side.
✅ 120 min stability • Galvanised cladding • Pre-hung • Nationwide delivery from Gauteng
Class B Galvanised External Fire Door 813x2032 | 120 Minute (2 Hour) SANS 1253 Certified
Buy Class B galvanised external fire door 813x2032 — robust 120-minute fire-rated external door with 0.8mm galvanised steel cladding on the exterior face for superior weather protection. Pre-hung in heavy-duty steel frame for fast, fully compliant installation across Gauteng and South Africa.
Perfect for high-risk external entrances, garages, escape routes, factories, warehouses and any semi-exposed opening where SANS 10400-T requires both 2-hour fire resistance and durability against the elements. Fully tagged, SATAS/SANS 1253 compliant.
Class B External vs Class A – Quick Comparison
| Feature | Class A (60 min) | Class B (120 min) |
|---|---|---|
| Stability | 60 minutes | 120 minutes |
| Integrity | 30 minutes | 60 minutes |
| Insulation | 30 minutes | 60 minutes |
| Best For | Standard external | High-risk external entrances, escape routes |
Product Specifications – Class B Galvanised External Fire Door 813x2032
- Fire Rating: Class B – 120 minutes stability, 60 min integrity & insulation (SANS 1253:2016)
- Door Size: 813mm (W) × 2032mm (H) × ~44mm thick
- External Cladding: 0.8mm galvanised steel (weather side)
- Internal Face: MDF ready to paint
- Frame: 1.6mm mild steel, double rebated, suitable for 115–230mm walls
- Hinges: 3–4 stainless steel hinges per leaf
- Pre-Hung: Yes – supplied fully assembled for compliance and speed
- Certification: Tagged with unique serial number + certificate supplied
- Custom Options: Other sizes (900x2032, doubles), powder-coating, viewing panels available
Where Class B Galvanised External Fire Doors Are Required
- High-risk external escape routes and emergency exits
- Factories, warehouses and commercial entrances
- Substations, control rooms and hazardous storage areas
- Any external opening requiring 120-minute fire separation + weather protection
Why Buy from Doors Online?
- Gauteng-based factory (Benoni / Rayton) – fastest delivery across Gauteng and South Africa
- Full traceability & compliance guarantee
- Competitive pricing with nationwide delivery
- Professional installation service available
- 10+ years supplying external fire doors across South Africa
Read our complete Fire Rated Doors Guide →
Frequently Asked Questions
Can this door be used fully external?
Yes – the galvanised cladding provides excellent weather protection for external use.
Difference between Class A and Class B external?
Class B offers double the fire protection (120 min vs 60 min) for higher-risk areas.
Do you supply frames and seals?
Yes – matching steel frame, intumescent seals and certified hardware included or available separately.
Ready to Order Your Class B Galvanised External Fire Door 813x2032?
Call/WhatsApp 068 305 4568 or complete the form below for an instant quote. Delivery from Gauteng in 10–15 working days. Nationwide shipping available.
✅ SANS 1253 Certified • Galvanised Cladding • Pre-Hung • Ready to Install

Also available: Class A 813x2032 Galvanised | All Class B Fire Doors
Additional information
| SKU | FD-CLB-PD-EXT-GALV-813×2032 |
|---|---|
| Fire Rating | Class A 60 Min |
| Exposure Class | Full Exterior (Class 1) |
| External Finish | Galvanised on Outside, MDF on inside |
| Door Application | Commercial Use, Industrial Use |
| Certification | SATAS SANS 1253 |
| Treatment | Unpainted |
| Delivery Time | 10+ Days |
| Dimensions | 2032mm (H) x 813mm (W) |






