该地区窗膜需求的驱动因素
加州Title 24能源法规为新建筑设定了最低窗户性能标准。窗膜可以使旧房达到并超过这些标准，而无需更换窗户。
加州内陆城市经历了全国最高的太阳辐照度之一。加上较旧的单层玻璃窗存量，这创造了对低辐射改装膜和太阳能控制膜的强烈需求。
低辐射改装窗膜 的工作原理
穿孔膜解决了私密性与采光的权衡问题。微孔图案在白天从内部保持向外的视野，同时阻挡从外部的视线。
穿孔膜解决了朝街房间的私密性与采光权衡问题。微孔图案在白天从内部保持向外的视野，同时阻挡从外部的视线。
为什么窗膜是您家的最佳选择
Founders Rock in Berkeley has a local mix of solar exposure, window construction, and residential cooling needs. 低辐射改装窗膜 is one of the available solutions for this climate profile.
Effective against Berkeley's high solar irradiance
Compatible with double-pane low-e glass
Professional installers available in your area
10–15 year manufacturer warranty
安装与费用
一些安装人员提供免费太阳能评估——他们会访问您的房产，按朝向绘制您的日照图，并在您承诺安装之前提供书面膜推荐。
Install time
30–45 min per window
Typical cost
$150–$400 per window
Cure time
30 days full cure
窗膜类型对比
Burn pattern appears in a defined stripe or patch near a window
Damage is worst between 1pm and 5pm on sunny afternoons
The affected window is double-pane or energy-efficient
The burn pattern has shifted slightly over the past year
Turf replacement hasn't solved the problem — it keeps coming back