How are glass panels packed and shipped internationally?

All panels are packed in strong wooden crates with interlayer protection to ensure safe delivery worldwide.

What is the maximum size of glass panel you can produce?

Reach Building can supply large panels up to 3300mm × 6000mm depending on glass type and thickness.

How can I improve the energy performance of glass panels?

Combine base glass with Low-E or reflective coatings to enhance insulation and reduce heat transfer.

What’s the advantage of low iron glass compared to regular float glass?

Low iron glass has higher transparency and color accuracy, ideal for display and architectural aesthetics.

What thickness of glass should I choose for windows or facades?

5–8mm for standard windows; 10–19mm for curtain walls or load-bearing applications.

Are glass panels safe for building facades?

Yes. When processed (tempered, laminated, or coated), they meet safety standards for exterior and structural use.

Float Glass Sheets Supplier

Reliable Float Glass for Processing & Resale

Need high-quality float glass for your next order? Reach Building supplies clear float glass and low-iron / ultra clear glass sheets for processors, mirror manufacturers, shower enclosure manufacturers, contractors, and glass distributors.

Diverse Sizes in Stock Low MOQ Mixed Loading Competitive Pricing 7-Days Shipment

Request a Quote Download Data Sheet

Float Glass Overview

Your Trusted Partner
for Bulk Float Glass Supply

Float glass is a clear, flat, and versatile glass sheet used as the base material for processing, mirror production, shower enclosures, furniture, windows, doors, and architectural glass projects.

With 30 years of expertise in wholesale float glass supply, REACH BUILDING eliminates the supply chain bottlenecks that fabricators and contractors face daily. As a supplier that also operates deep-processing lines, we utilize our own inventory daily—guaranteed to deliver flawless cutting yields, high thermal stability, and low breakage rates for your projects.

Discover our full capabilities for your projects.

01

Extensive Size Options

Full jumbo sizes to cut processing waste and avoid unnecessary joints.

02

Premium Quality Grades

Strict grading standards matched to your exact application needs.

03

Flexible Supply Solutions

Low MOQ options with mixed-container shipping support.

Float Glass Types

Explore Float Glass Options for Different Project Needs

Choose the right glass type for stock supply, further processing, or architectural project use.

Standard

Clear Float Glass

Reliable standard base sheet for cutting, tempering, mirrors, and general glass processing.

Get Stock Quote

Clarity

Ultra Clear Glass

Higher transparency and cleaner edge tone for premium interiors and high-clarity projects.

Get Stock Quote

Color

Tinted Glass

Adds color and glare control while supporting architectural and decorative glass applications.

Explore Tinted Glass

Performance

Coated Glass

Low-E and reflective options for energy control, solar performance, and facade appearance.

Explore Coated Glass

Quality Grade Guide

Choose the Right Float Glass Grade for Your Application

Different float glass applications require different levels of clarity, surface quality, thickness consistency, and processing stability. Select the grade that best matches your production or project needs.

Mirror Manufacturing

Key Needs:

High visual clarity for mirror backing.
Clean surface quality with fewer visible defects.
Stable flatness for clear, distortion-free reflection.

Mirror-Ready Grade

Deep Processing

Key Needs:

Suitable for cutting, tempering, laminating, and IGU production.
Uniform thickness for cleaner cutting and edge processing.
Stable base glass helps reduce processing loss and breakage risk.

Processing-Ready Grade

Standard float glass for construction and windows

General Construction & Windows

Key Needs:

Cost-effective glass sheets for standard project use.
Suitable for windows, doors, partitions, and basic glazing.
Balanced quality and pricing for bulk supply orders.

General Glazing Grade

Product Data

Float Glass Specifications

Clear and ultra clear float glass sheets in mainstream thicknesses and stock sizes for processing, resale, and architectural glass supply.

Float Glass Sheet Specification Options

Thickness	3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm, 15mm, 19mm, etc.
Standard Size	1220 × 1830mm, 1524 × 2134mm, 1650 × 2140mm, 1830 × 2440mm, 2134 × 3300mm, 2250 × 3300mm, 2440 × 3300mm, 2140 × 3660mm, 2440 × 3660mm, etc. Custom sizes are available according to project requirements.
Glass Options	Clear Float Glass, Ultra Clear Glass / Low-Iron Glass
Min Size	300 × 300mm
Max Size	2800 × 12000mm

Technical Reference

Float Glass Optical Performance Data

Compare visible light, solar energy, U-value, SC, and SHGC values by glass type and thickness. Data is for reference only; final values should be confirmed according to project requirements or official test reports.

Float Glass Technical Data

Scroll horizontally to view all performance values.

Thickness	Visible Light (%)			Solar Energy (%)		U-Value (W/m².K)		SC	SHGC
	Trans.	Refl.		Trans.	Refl.	Summer	Winter
	Trans.	Outer	Inner	Trans.	Outer	Summer	Winter
3mm	90	8	8	87	8	5.8	5.7	1.02	0.88
6mm	89	8	8	82	8	5.7	5.6	0.97	0.84
12mm	88	8	8	77	7	5.6	5.5	0.94	0.82
19mm	86	8	8	72	7	5.4	5.3	0.88	0.77

Ultra Clear Glass Technical Data

Scroll horizontally to view all performance values.

Thickness	Visible Light (%)			Solar Energy (%)		U-Value (W/m².K)		SC	SHGC
	Trans.	Refl.		Trans.	Refl.	Summer	Winter
	Trans.	Outer	Inner	Trans.	Outer	Summer	Winter
3mm	91	8	8	91	8	5.8	5.7	1.05	0.91
6mm	91	8	8	90	8	5.7	5.6	1.04	0.91
10mm	91	8	8	89	8	5.6	5.5	1.04	0.90
12mm	91	8	8	89	8	5.6	5.5	1.03	0.90
15mm	90	8	8	89	8	5.5	5.4	1.03	0.90
19mm	90	8	8	87	8	5.4	5.3	1.02	0.89

Download Product Data

STANDARDS & COMPLIANCE

Certifications for Float Glass and Processing

Our premium float glass complies with top international benchmarks. It helps reduce processing breakage, cut down production risks, and meet official documentation needs for your local market approvals.

ASTM C1036 North America (Flat Glass Standard)

For premium flat glass specifications requiring high optical clarity and uniform flatness.

SGCC Z97.1 North America (Processing Standard)

Supports compliance validation for safety glass and architectural applications after tempering.

CE / EN 12150 Europe (Processing Standard)

Helps your processed tempered glass seamlessly meet European construction project rules.

ISO 9001 Quality Management

Ensures rigorous batch traceability, strict factory testing, and consistent quality control.

Project Support: Official testing data and mill certificates can be provided upon request to help verify compliance for your target market.

Looking for a reliable Glass Panel supplier for your next project?

Reach Building provides customized Glass Panel solutions with professional technical support and fast delivery worldwide.

Free Sample

Why Choose Reach Building
as Your Float Glass Sheet Supplier?

Helping processors and contractors secure massive inventory, flawless cutting yields, flexible orders, and fast shipment.

01

Endless Sizes

Full standard and jumbo sheet sizes to match your cutting plans, cut material waste, and avoid splicing.

02

Traceable Premium Quality

Every sheet has dedicated batch numbers directly from premier factories, ensuring 100% traceability and zero substandard glass.

03

Better Cutting Yield

Uniform thickness and flat surface tension to minimize micro-cracks, ensuring high cutting yields and clean edgework.

04

Massive Standby Inventory

Deep, regular stocks across all major thicknesses to keep your urgent processing and project timelines moving.

05

Flexible Low MOQ

Low MOQ options with mixed-container loading support to reduce your inventory pressure, improve container utilization, and reduce shipping cost per order.

06

Safer Export Packaging

Reinforced, moisture-proof export crating strictly engineered to minimize transit breakage, scratches, and damage.

Applications of Float Glass

For bulk glass buyers, base-glass consistency matters before any processing begins. Our clear and low-iron float glass is selected to support smoother production, cleaner results, and more predictable order fulfillment.

· Applications for Further Processing

Reach Building float glass offers consistent flatness, thickness, and surface quality to support stable processing, efficient material use, and more predictable finished-glass results.

Tempered Tinted Glass

Reduce tempering losses with stable base glass that behaves more predictably under heating and cooling.

Explore Tempered Tinted Glass →

Laminated Tinted Glass

Support easier IGU assembly with consistent thickness that helps improve sealing accuracy and finished unit stability.

View Laminated Safety Options →

Insulated Tinted Glass

Tinted glass can be made into insulated glass units for windows, curtain walls, and building envelopes that need better comfort, color consistency, and glazing performance.

Build Insulated Glass Units →

· Applications for Architectural & Commercial Use

After suitable processing, our float glass provides a versatile base for architectural glass, commercial glazing, interior systems, furniture, industrial equipment, and project-specific applications.

Facade & Curtain Wall Glass

Support large exterior glass projects with base sheets selected for visual consistency and reliable downstream processing.

Explore Facade Solutions →

Interior & Decorative

Interior, Shower & Decorative Glass

Transforming interiors with high-transparency glass partitions that optimize natural light flow while maintaining a minimalist, open atmosphere.

Discover Systems →

Balustrades & Railings

Provide heavy processed panels with the clarity and thickness stability needed for residential and commercial railing systems.

View Systems →

Skylight & Roof

Supply reliable base sheets for laminated or insulated overhead glazing where light entry and safety performance both matter.

Explore Solutions →

Furniture & Decoration

Produce tabletops, shelves, cabinets, shower doors, and decorative panels with cleaner edges and better visual presentation.

View Glass →

Industrial & Equipment

Support machine guards, viewing windows, instrument panels, and equipment covers with stable sheets ready for further processing.

Discover Glass →

Sports & Commercial

Create processed glass for padel courts, shopfronts, display areas, and commercial partitions with reliable clarity and strength after processing.

View Solutions →

Our Architectural Glass Projects

Real building cases showing how Reach Building supports architectural projects with glass selection, processing, and reliable delivery for different building needs.

01 Large-Area Facade

Zhejiang Sanfer Project

Zhejiang Sanfer architectural glass facade project

Glass Configuration

Low-Iron Low-E IGU Tempered insulated glass Curtain wall facade 20,000㎡ project scale

Project Highlights

For a large facade, inconsistent glass color can quickly affect the whole building image. This project shows our ability to support cleaner visual consistency across a wide exterior surface.

View Facade Case Study

02 Commercial Street

Shaoxing Coastal New City Water Street

Glass Configuration

Laminated safety glass Low-E insulated glass Storefront glazing Public-facing commercial use

Project Highlights

Commercial streets need glass that keeps storefronts open and bright while standing up to busy public use. This project reflects our support for safer, more usable street-facing glazing.

View Commercial Case Study

03 Residential Building

Shangyu Rencai Apartment Project

Shangyu Rencai Apartment residential glass project

Glass Configuration

6mm / 8mm Low-E IGU Laminated safety glass Residential window glazing 14,000㎡ project scale

Project Highlights

Residential buildings need windows that improve comfort without making daily maintenance harder. This project shows practical glazing support for insulation, safety, and everyday living quality.

View Residential Case Study

Explore More Projects

FAQ

Q How are glass panels packed and shipped internationally?

A All panels are packed in strong wooden crates with interlayer protection to ensure safe delivery worldwide.
Q What is the maximum size of glass panel you can produce?

A Reach Building can supply large panels up to 3300mm × 6000mm depending on glass type and thickness.
Q How can I improve the energy performance of glass panels?

A Combine base glass with Low-E or reflective coatings to enhance insulation and reduce heat transfer.
Q What’s the advantage of low iron glass compared to regular float glass?

A Low iron glass has higher transparency and color accuracy, ideal for display and architectural aesthetics.
Q What thickness of glass should I choose for windows or facades?

A 5–8mm for standard windows; 10–19mm for curtain walls or load-bearing applications.
Q Are glass panels safe for building facades?

A Yes. When processed (tempered, laminated, or coated), they meet safety standards for exterior and structural use.

Reliable Float Glass for Processing & Resale

Your Trusted Partner for Bulk Float Glass Supply

Extensive Size Options

Premium Quality Grades

Flexible Supply Solutions

Explore Float Glass Options for Different Project Needs

Clear Float Glass

Ultra Clear Glass

Tinted Glass

Coated Glass

Choose the Right Float Glass Grade for Your Application

Mirror Manufacturing

Deep Processing

General Construction & Windows

Float Glass Specifications

Float Glass Sheet Specification Options

Float Glass Optical Performance Data

Float Glass Technical Data

Ultra Clear Glass Technical Data

Certifications for Float Glass and Processing

ASTM C1036 North America (Flat Glass Standard)

SGCC Z97.1 North America (Processing Standard)

CE / EN 12150 Europe (Processing Standard)

ISO 9001 Quality Management

Why Choose Reach Building as Your Float Glass Sheet Supplier?

Endless Sizes

Traceable Premium Quality

Better Cutting Yield

Massive Standby Inventory

Flexible Low MOQ

Safer Export Packaging

Applications of Float Glass