: Prioritize heavyweight fabrics like velvet , wool , or heavyweight polyester for natural heat retention.
: Common in ready-made curtains for reflecting heat.
: Install the curtain rod 15–20cm above the window frame to cover the wall and prevent warm air from rising out through the top. 3. Recommended Online Retailers (2026) Thermal curtain buying guide - ManoMano buy thermal curtains online
: Thermal curtains focus on trapping heat, while blackout curtains focus on light exclusion. For both benefits, search specifically for "thermal blackout" curtains. 2. How to Measure for Maximum Efficiency
: Floor-length curtains provide the best insulation by creating a complete barrier. If using sill-length, ensure they overlap the sill by at least 15–20cm. : Prioritize heavyweight fabrics like velvet , wool
Gaps at the top, bottom, or sides let heat escape, so "oversizing" is better than a tight fit.
When buying thermal curtains online, focus on , precise measurements , and lining types to ensure they effectively regulate room temperature and reduce energy costs . 1. Key Features to Look For Gaps at the top
: Look for "triple-weave" labels, which indicate three layers of fabric woven together to create a dense thermal barrier. Backings and Linings :