{"product_id":"cordless-cellular-shades-top-down-bottom-up-no-tools-no-drill-21in","title":"Cordless Cellular Shades Top Down Bottom Up - No Tools No Drill (21in","description":"\u003cp\u003eOur review of these cordless cellular shades finds them best for renters and homeowners who want a tidy, insulated window covering without drilling or tools. The single biggest reason to buy is the patented No Tools-No Drill system that installs inside mount in seconds, making setup simple for anyone who needs a temporary or renter-friendly solution while still delivering light filtering and thermal benefits. The review focuses on real use: quick install, child-safe cordless operation, and the notable top-down bottom-up control that balances privacy and natural light.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Tools-No Drill system:\u003c\/strong\u003e Installs in about 30 seconds with no screws or brackets, ideal for renters and people who want a fast, damage-free fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInside mount design:\u003c\/strong\u003e A standard 3\/8 in deduction is applied so the supplied size fits an inside mount opening with a minimum 1 1\/5 in depth requirement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCordless Top-Down Bottom-Up:\u003c\/strong\u003e The cordless mechanism and TDBU stopper let you lower from the top or raise from the bottom to adjust light and privacy freely.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight filtering honeycomb fabric:\u003c\/strong\u003e Soft non-woven polyester provides daytime privacy while still allowing gentle ambient light into the room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal insulation:\u003c\/strong\u003e Non-sagging cell structure helps reduce heat transfer and outside noise for a more comfortable interior.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable fit:\u003c\/strong\u003e The unique spring rod extends about 1 in so the actual blind (20 5\/8 in) accommodates window widths roughly 20.7-21.6 in.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis shade is well suited to renters, landlords, and homeowners who need a neat, damage-free inside mount solution that still performs. It is particularly good for bedrooms, living rooms, and dining rooms where light filtering and modest insulation are desired, and where child-safety from cords is a priority.\u003c\/p\u003e\n\u003cp\u003ePeople who need an outside mount, blackout-level darkness, or custom motorized controls should look elsewhere; this model is specifically designed for inside mount use with a minimum frame depth and is focused on cordless, manual operation rather than full blackout performance.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFast, tool-free installation preserves window frames and suits temporary living situations.\u003c\/li\u003e\n\u003cli\u003eCordless design creates a cleaner look and improves safety for children and pets.\u003c\/li\u003e\n\u003cli\u003eTop-down bottom-up control adds versatile privacy and light control without complex hardware.\u003c\/li\u003e\n\u003cli\u003eCellular construction helps with insulation and noise reduction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInside mount only with a minimum 1 1\/5 in frame depth, so it will not fit shallow or outside-mounted openings.\u003c\/li\u003e\n\u003cli\u003eLight filtering fabric does not provide full blackout for users who need complete darkness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eLazBlinds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eCordless cellular shades (TDBU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal size\u003c\/td\u003e\n\u003ctd\u003e21 in W x 48 in H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActual blind size\u003c\/td\u003e\n\u003ctd\u003e20 5\/8 in W x 48 in H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFit range\u003c\/td\u003e\n\u003ctd\u003eFits window width about 20.7 in to 21.6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount type\u003c\/td\u003e\n\u003ctd\u003eInside mount only (minimum 1 1\/5 in depth)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFabric\u003c\/td\u003e\n\u003ctd\u003eLight filtering non-woven polyester honeycomb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThese cordless cellular shades are a practical, affordable choice for anyone who wants a quick, no-damage installation with genuine light control and insulation benefits. They are especially good for renters and family rooms where safety and clean lines matter; buyers who need outside mount or complete blackout should consider other options. Overall, they deliver solid value for the intended use.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan these shades be installed without drilling?\u003c\/strong\u003e\u003cbr\u003eYes, the patented No Tools-No Drill system is designed to install the shade inside the frame without screws, brackets, or drilling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill they block out all daylight?\u003c\/strong\u003e\u003cbr\u003eNo, the fabric is light filtering, so it provides privacy and soft light rather than full blackout.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat window depth is required?\u003c\/strong\u003e\u003cbr\u003eThe shade requires a minimum inside mount depth of 1 1\/5 in to fit properly.\u003c\/p\u003e","brand":"LazBlinds","offers":[{"title":"Default Title","offer_id":48613101338843,"sku":"B0CVX5TZMM","price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71P42BFWTrL._AC_SL1500_4264d838-8bba-49a1-bd86-20ce15d1b10f.jpg?v=1778371676","url":"https:\/\/gearmusthave.com\/products\/cordless-cellular-shades-top-down-bottom-up-no-tools-no-drill-21in","provider":"GearMustHave","version":"1.0","type":"link"}