138 Series 3-Track Thermal Break Slim Sliding Door
The 138 Series 3-Track Thermal Break Slim Sliding Door offers unmatched adaptability with its triple-track system, certified to AAMA (USA) and NFRC standards (U-value 0.33). Designed for large openings, it supports up to two sliding panels + one fixed panel (3000mm max width) and features hidden drainage to maintain its 23mm slim profile. Ideal for expansive terraces, sunrooms, or coastal homes requiring hurricane-resistant performance (2160Pa wind rating) and minimalist aesthetics.
ZMR 138 Series 3-Track Thermal Break Slim Sliding Door Video
- 23mm Visible Frame: Narrowest profile in its class – 40% slimmer than competitors.
- Flush Floor Track: Embedded design blends seamlessly with hardwood, tile, or concrete.
- Hidden Drainage System: Sub-frame channels divert water discreetly, maintaining clean lines.
- NFRC U-Value 0.33: Outperforms standard doors by 25% in thermal insulation.
- 2160Pa Wind Resistance: Reinforced 3.5mm aluminum frames withstand coastal storms.
- Standard Baogao Rollers: Smooth-gliding 300kg capacity for oversized panels (up to 3000mm wide).
- Optional Evecca Smart Lock: Fingerprint/app control for keyless entry.
Profile Colors Option
- Classic colors: Matt Black, Light Grey, Monument, White
- Other colors: RAL Color, Dulux color, International Color Card
- Surface treatment : Powder coating, anodise, PVDF…
- Corrosion resistant, 10+ years warranty
Classic Colors
Glass Option
SGCC & IGCC , USA & Canada Certificate
Thickness of single glass: 5-20mm
Glass types: Single glass, Double glass, Triple glass, Laminated glass, Tinted glass, Hot bending glass, Frosted glass, Toughened glass, Low-e coated glass
Special performance glass: Fireproof glass, Bulletproof glass,tinted, low-e, sound-proof and burglarproof
Why Choose ZMR Over Competitors
| Feature | ZMR 138 Series | Competitor A | Competitor B |
|---|---|---|---|
| Track Design | Triple-track + hidden drain | Dual-track | Exposed 4-track system |
| Thermal Break | 34mm polyamide + foam | 25mm non-insulated | 28mm partial break |
| Frame Visibility | 23mm | 40mm | 38mm |
Get a Quote on ZMR 138 Series 3-Track Thermal Break Slim Sliding Door
Contact us today to customize your ideal 125 series thermal break slim sliding door solution!
138 Series NFRC /AAMA Certification





Aluminum Thermal Break 3-Track Slim Sliding Door Application
Luxury Terraces: Stack panels to fully open 3000mm-wide spaces.
Coastal Sunrooms: Triple glazing blocks salt spray and UV rays.
Mountain Retreats: Withstand heavy snow loads (-30°C rated).
FAQs about 138 Series Thermal Break 3-Track Slim Sliding Door
Yes – configure up to 2 sliding + 1 fixed panel for flexible layouts.
No – self-draining channels flush out dirt automatically.
Yes – Evecca motors handle 300kg panels (tested to 100,000 cycles).
Up to 9000mm with multiple panels (3x3000mm).
No – 3.5mm reinforced aluminum passes AAMA’s 2160Pa testing.
Yes, we can add external retractable screen.
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Phone / Wechat: + 86 13534499625
528225, 중국 광동성 포산시 난하이구 시산진 시산타운 3챵시로드 이치잉산업단지 6호 빌딩, 528225, 중국 광동성 포산시 시산타운 3챵시로드 이치잉산업단지 6호 빌딩
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