Top-Best Door System

70mm uPVC Top-Best Swing Door

The Top-Best 70mm uPVC Swing Door by Shengda is engineered to offer exceptional performance and durability, making it a top choice for patios and balconies. This door features a five-chamber structure that significantly enhances heat insulation and soundproofing, ensuring comfort in any environment. The profile has a wall thickness of 2.9mm, which, combined with a rectangular steel lining, provides superior rigidity and structural integrity.


One of the standout features is the use of three layers of tempered insulated glass, configured as 5LOW-E+12A+5+12A+5, effectively reducing the heat transfer coefficient for improved energy efficiency. The door is also designed with an environmentally friendly formula system, making it green, non-polluting, and fully recyclable.


Shengda leads the industry with advanced surface co-extrusion technology, featuring an outer diamond gray gold profile and an inner yellow peach wood co-extruded profile for a stylish appearance. The door also incorporates seamless welding technology, which enhances durability and aesthetics.


The patent-designed glass trough plate further improves the door’s thermal performance, while the automotive-grade EPDM sponge rubber strip ensures a tight seal to prevent drafts. Additionally, the welding strength has been improved by 15%-20%, ensuring a robust and long-lasting construction.


Overall, the Top-Best 70mm uPVC Swing Door by Shengda is a premium solution for those seeking high-quality, energy-efficient, and aesthetically pleasing doors. Contact us to learn more about how this innovative door can enhance your space.


Details

Three glass tempered insulated glass   5LOW-E+12A+5+12A+5

Profile wall thickness 2.9mm

Improve welding strength by 15% -20%

Environmentally friendly formula system, green and non-pollution

Recyclable

Leading surface co extrusion technology in China

Outer diamond gray gold inner yellow peach wood co extruded profile

Seamless welding technology

Patent designed glass trough plate

Effectively reducing heat transfer coefficient

Automotive grade EPDM sponge rubber strip

The five chambers structure provides better heat insulation and sound insulation. Profile thickness 70mm

Rectangular steel lining provides stronger rigidity for the entire window

Performance Index

Wind Resistance

Wind Resistance

LV6

Air Tightness

Air Tightness

LV8

Sound Insulation

Sound Insulation

LV4

Thermal Insulation

Thermal Insulation

LV8

Water Tightness

Water Tightness

LV4

Fire Resistance Limit

Fire Resistance Limit

1.0H

Technical Parameter

70mm window frame thickness

Five chambers and three seals

ROTO hardware

HOPPE handle


EPDM sealing strip

Class A Profile Wall thickness standard

Three glass configuration

Mechanical connection

Contact Us

E-mail: sdxc0312@163.com

Phone: +86 135 8237 7986

Mob.: +86 312 5902 601

Whatsapp: +86 135 8237 7986

Add.: No.3879 LeKai North Street, Baoding City, Hebei Province, China

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