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70 Heavy-Duty Sliding

Heavy-duty sliding door with 2/3/4 panel configurations and in-line locks.

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Key Specifications

Bottom track
126 / 191 mm
Stile
70 × 50, 4.0 mm
Frame
70 mm
Locks
In-line 60 / 42 / 32 cm

Glazing Options

5+20A+5
5 mm + Air 20 + 5 mm
Standard double glazing
5+27A+5
5 mm + Air 27 + 5 mm
High-performance double glazing
8+15A+8
8 mm + Air 15 + 8 mm
Reinforced double glazing (110 series)

Engineering details

Profile, sealing & performance

Air
Class 3
Water
9A
Wind
C4
Acoustic
34 dB Rw

Construction

Alloy6063-T5
Wall thickness4.0 mm
Frame depth70 / 126 / 191 mm
Chambers2

Sealing & hardware

Triple brush + EPDM

In-line locks 60 / 42 / 32 cm

Reinforced stainless rollers

Dimensions & drainage

Max width2800 mm
Max height2700 mm

Concealed weep slots

Glazing bead profiles

Available bead profiles for this series:

  • Square

Series gallery

Real installations and hardware details from the manufacturer reference catalogue.

70 heavy duty — in-situ architectural installation
70 heavy-duty sliding — reinforced rollers and in-line locks for large openings.
70 heavy duty frame profile detail
Frame profile — thermal break, EPDM gaskets and glazing bead engineering.
70 heavy duty hardware close-up
Engineered hardware — hinges, locks and handles finished to match the frame.

Color Palette

15 standard finishes — RAL custom on request.

Coffee
Brown
Sand Gray
Beige
Metallic Platinum Gray
Silver
Black Gold
Black
Starshine Gray
Gray
Porcelain Electroplated Black
Black
Porcelain Electroplated Gray
Gray
Fluorine Porcelain Gray
Gray
Milan Gray
Gray
Milan White
White
Cream Gray
Beige
Original Wood
Wood-effect
Extreme Black
Black
Extreme Gray
Gray
Ceramic Silver Gray
Silver

Plus custom RAL on RFQ (Liangxuan chart, +2 weeks lead time). All finishes available indoor and outdoor.

Technical Advantages

  • 2 / 3 / 4 panel configurations
  • In-line lock options 60/42/32 cm
  • Reinforced 4 mm stile wall
  • Sash up to ~200 kg

Use Cases

Patios
Balconies
Apartment terraces

Warranties

  • Marine-grade powder coating10 years (within 300 m of coast)
  • German engineered hardware5 years
  • Tempered laminated glass5 years
  • MAZLOKS installation2 years

UK Compliance

  • BS 6206 — tempered / laminated glass
  • Document L — thermal (Low-E + Argon recommended)
  • Part Q — security

Lead time: 12–14 weeks from PO confirmation to UK delivery.

Ready to specify?

Request a Quote for 70 Heavy-Duty Sliding

Free consultation | Competitive pricing | Nationwide installation