很多老板打电话第一句是“济南卷帘门多少钱一平”，但卷帘门从来不是按平米随便挂的成品。同一面墙，砖墙、钢结构、保温夹芯板，固定方式完全不同；门洞宽高差一公分，导轨就会歪、帘片蹭边、电机憋着劲转，后期全是返工费。

Many bosses' first sentence on the phone is' How much does Jinan roller shutter door cost per square meter? 'However, roller shutter doors are never finished products hung randomly by square meter. The same wall, brick wall, steel structure, and insulation sandwich panel have completely different fixing methods; If the width and height difference of the door opening is one centimeter, the guide rail will tilt, the curtain will rub against the edge, and the motor will keep spinning, resulting in rework costs in the later stage.

先按场景定种类，比砍价重要：

First, determine the type based on the scenario, which is more important than bargaining:

沿街商铺要防盗展示，选双层铝合金或水晶卷帘，静音又透光。

Shops along the street should have anti-theft displays and choose double-layer aluminum alloy or crystal roller blinds that are quiet and transparent.

小区车库别用工业厚板，管状电机+发泡帘片，半夜开关不扰邻。

Do not use industrial thick plates, tubular motors, and foam curtains in the garage of the community. Do not disturb the neighbors when opening and closing at night.

厂房物流口走货勤，直接上抗风卷帘或PVC快速门，帘片基板1.0到1.2毫米、加强导轨配外挂电机。

The logistics entrance of the factory is efficient in handling goods, with wind resistant rolling shutters or PVC quick doors directly installed. The curtain base plate is 1.0 to 1.2 millimeters thick, and the reinforced guide rail is equipped with an external motor.

消防通道、地下车库防火分区，建议用带3C和烟温联动的防火卷帘，普通电动门不能替。

Fire exits and underground garage fire compartments must use fire-resistant rolling shutters with 3C and smoke temperature linkage, which cannot be replaced by ordinary electric doors.

再盯三处非常容易偷工的地方：

Focus on the three easiest places to steal work:

第一，帘片实厚拿卡尺量，商铺单层彩钢不低于0.8毫米，工业抗风款1.2毫米起步，别信“加厚”口头承诺。

Firstly, the actual thickness of the curtain should be measured with a caliper. The single-layer color steel in the shop should not be less than 0.8 millimeters, and the industrial wind resistant version should start at 1.2 millimeters. Don't believe the verbal promise of "thickening".

第二，电机和限位器是心脏，每天开关超过三次就别选手动，电动款问清电机品牌和保修年限，限位不准会撞顶或关不严。

Secondly, the motor and limiter are the heart. If the switch is turned on or off more than three times a day, do not choose manual mode. For electric models, check the motor brand and warranty period, and ensure that the limiter does not hit or close tightly.

第三，扭簧预紧力按门重调好，它是平衡系统的隐形保险，断簧时门帘会整扇砸下来，比电机坏了危险得多。

Thirdly, the pre tensioning force of the torsion spring should be adjusted according to the door's weight. It is an invisible safety for the balance system. When the spring breaks, the door curtain will fall down completely, which is much more dangerous than if the motor is damaged.

安装当天自己在现场看三件事：导轨垂直度用激光投线仪校，卷轴水平、左右缝隙均匀；限位低速调试两遍再交工；空心砖和轻质墙建议加穿墙螺杆或预埋板，不准直接打膨胀螺丝。

On the day of installation, I observed three things on site myself: the verticality of the guide rail was calibrated with a laser projector, and the scroll was horizontal with even gaps on both sides; Limit low-speed debugging twice before handover; Hollow bricks and lightweight walls must be equipped with through wall screws or embedded plates, and expansion screws are not allowed to be directly installed.

合同里把“材质牌号、实厚、电机型号、保修几年、是否含测量运输调试”全写死。济南本地有自有车间和安装队的厂子，勘测生产售后同一拨人负责，门体跑偏、遥控失灵、卡在半空这些常见病，一个电话当天就能上门，不用在测量方、安装方、厂家之间来回扯皮。

In the contract, all the words' material grade, thickness, motor model, warranty for several years, and whether measurement, transportation, and debugging are included 'should be written down. There are factories in Jinan that have their own workshops and installation teams. The same group of people are responsible for surveying, production, and after-sales service. Common diseases such as door deviation, remote control failure, and getting stuck in mid air can be solved with just one phone call on the same day, without having to go back and forth between the measuring party, installation party, and manufacturer.

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This article is a friendly contribution from Jinan Rolling Shutter Doors For more information, please click: http://www.jnzxmy.com We will provide detailed answers to your questions. You are welcome to log in to our website and leave a message