The price of will be influenced by multiple factors, including brand, size, materials, fire rating, accessories, installation costs, etc. Fireproof rolling shutter doors in different price ranges may differ in the following aspects:

品牌和制造商： 知名品牌和 供货商通常会在产品质量、技术创新和售后服务方面具有优势，因此他们的产品价格可能相对较高。

Brand and manufacturer: Famous brands and suppliers of fireproof rolling shutter doors usually have advantages in product quality, technological innovation, and after-sales service, so their product prices may be relatively high.

尺寸和定制要求： 的尺寸会影响成本，大尺寸或定制尺寸的门通常会更昂贵。

Size and customization requirements: The size of fireproof rolling shutter doors can affect costs, and larger or custom sized doors are usually more expensive.

材料和质量： 使用的材料种类和质量会直接影响产品的耐用性和性能。高质量的材料通常会提高产品的价格。

Materials and quality: The type and quality of materials used directly affect the durability and performance of the product. High quality materials usually increase the price of the product.

防火等级： 根据其防火性能被分为不同的等级，不同等级的门所需的技术和材料可能不同，因此价格也会有差异。

Fire rating: Fire resistant rolling shutter doors are classified into different levels based on their fire performance. The technology and materials required for different levels of doors may vary, so the price may also vary.

附件和功能： 可能配备不同的附件，如火灾报警系统、紧急开启装置等。附加功能和附件可能会增加产品的价格。

Accessories and functions: Fireproof rolling shutter doors may be equipped with different accessories, such as fire alarm systems, emergency opening devices, etc. Additional features and accessories may increase the price of the product.

安装 需要技术和工具，安装和维护成本可能会在总价格中占一部分。

Installing fireproof rolling shutter doors requires professional technology and tools, and installation and maintenance costs may account for a portion of the total price.

市场竞争和供需关系： 当地市场竞争、供需关系以及地区经济等因素也会影响 的价格。

Market competition and supply-demand relationship: Factors such as local market competition, supply-demand relationship, and regional economy can also affect the price of fireproof rolling shutter doors.

售后服务： 一些品牌可能提供更完善的售后服务，包括维修、保养等，这可能会在一定程度上影响价格。

After sales service: Some brands may provide more comprehensive after-sales services, including repairs, maintenance, etc., which may affect prices to some extent.

需要注意的是，虽然价格可能是考虑因素之一，但选择 时不仅仅要考虑价格，还要综合考虑产品的质量、性能、安全性、适用性以及售后服务等方面的因素。好的做法是在选择前充分了解不同品牌和型号的特点，并与人士咨询，以做出适合您需求的决策。

It should be noted that although price may be one of the factors to consider, when choosing fireproof rolling shutter doors, not only should price be considered, but also factors such as product quality, performance, safety, applicability, and after-sales service should be comprehensively considered. A good practice is to fully understand the characteristics of different brands and models before making a selection, and consult with professionals to make a decision that suits your needs.