spiral staircase Specification:

The materials and specifications can be changed according to your requirements.

packaging details:

the mail big keel is packed by the fiber bags and the wooden treadboards are packed  by the big wooden box ,please refer to the pictures below

shipping:

package can be arranged by sea or by air .

Installation:

1. internal spiral stairs is easy to install, just screw, no welding. 

2. Detailed installation drawing and instruction of the glass railing will be provided

Payment term:

T/T 30%-50% deposit, balance before delivery and shipment

Delivery time:

30 days after CAD drawing confirmation

We hope you could find your favorite spiral staircase  from Demose.

Certificates:
a. Quality Management System Certificate
b. China Building Decoration Association Membership Certificate
c. China Council for the Promotion of International Trade Membership Certificate
d. China Association for Quality Inspection Qualified Product
e. China Building Decoration Association the Ministry of Construction Hardware Architecture Committee Products Selected Projects

f. and so on

 About Demose