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STEEL LIGHT shielding fabric | for curtains, bedding and blankets | RF screening attenuation against electrosmog up to 42 dB | Effective against 5G!

 49,70 ( 41,42 excl. VAT)

STEEL LIGHT shielding fabric is made out of cotton wool, polyester, and stainless steel threads. Good screening attenuation against electrosmog caused by low-frequency electric alternating fields (groundable) and high-frequency mobile radiation. Screening attenuation of up to 42 dB. Ideal use as a cheap, opaque curtain and textile product, such as bedding or ceilings.

Price per meter (100 x 150 cm)
Quantity = number of linear meters

Unit price € 26,60/sqm | from 10 linear meters roll shipping (bulky goods) | Delivery time: 1-3 business days
Running meters are custom-cut – no returns possible | request a free test sample

STEEL LIGHT – shielding fabric against electromagnetic radiation with up to 42 dB HF attenuation, earthing capability, and versatile applications. Ideal for blackout curtains and home textiles such as blankets and bedding. Grounding LF possible. Shielding effectiveness up to 99,99% – reliable protection even against 5G!

The STEEL LIGHT fabric is technically identical to our STEEL GRAY material, but is produced without additional coloring. This makes it equally suitable for processing into shielding products such as sleeping bags, bedding, or blankets. The integrated stainless steel fibers make the fabric conductive, allowing low-frequency (LF) alternating electric fields to be effectively reduced through grounding. In the high-frequency (HF) range, the material achieves a shielding performance of up to 42 dB, even at high GHz frequencies.

Thanks to its properties, STEEL LIGHT is particularly well suited for curtains and textiles used in bedrooms and living areas. However, it is less suitable for clothing, as the stainless steel fibers give the fabric a firmer, slightly scratchy feel compared to silver fabrics—similar to coarse wool. On the other hand, the material stands out for its durability, long service life, and easy care: it can be washed and ironed without any issues.

STEEL LIGHT shielding fabric | for curtains, bedding and blankets | RF screening attenuation against electrosmog up to 42 dB | Effective against 5G!

Use and assets of the STEEL LIGHT

STEEL LIGHT is an opaque fabric made of cotton wool, polyester and stainless steel used for HF+LF protection. It is typically used for curtains, flooring underlays, ceilings, furniture (beds), screens, beddings and, although not often, as a cheap clothing fabric.

  • Corrosion-resistant, stable, and durable with super-fine 316 stainless steel threads
  • Good screening attenuation, even at high frequencies!
  • Excellent price/performance ratio
  • Contactable (groundable) to protect from LF fields
  • Textile properties: Washable, can be ironed, can be sewn
  • Quality grading: Very high

Technical data of the shielding fabric STEEL LIGHT

  • Screening attenuation: 42 dB. Unless otherwise stated, the indicated dB-values apply to 1 GHz. Measurement from 600 MHz to 40 GHz according to standards ASTM D4935-10 or IEEE Std 299-2006.
  • Width: 150 cm, +/- 2 cm
  • Length: by the meter
  • Use for: Curtains, clothing, grounding products
  • Materials: 40% cotton wool, 30% polyester, 30% stainless steel
  • Grammage: 120 g/m²
  • Dimensional stability: +/- 3 %
  • Surface conductivity: 100-800 Ohm / Inch (2,54 cm)

This product with an electrically conductive surface shields low-frequency alternating electric fields (LF). Products with an electrically conductive surface has to be integrated into the functional-equipotential bonding (FEB).

Abschirmende Bekleidung kann auch selbst genäht werden

Care instructions about shielding fabric STEEL LIGHT

  • Washing up to 60°C
  • Iron without steam at degree 1
  • Drying at low temperature
  • No bleaching
  • No chemical dry-cleaning
  • Wash only with our special washing detergent TEXCARE, without enzymes or bleaching agents

Shielding accessories

 14,90 ( 12,42 excl. VAT)
steel light abschirmstoff makro sferics 2000

Shielding fabric STEEL LIGHT | Makro

STEEL LIGHT shielding fabric | for curtains, bedding and blankets | RF screening attenuation against electrosmog up to 42 dB | Effective against 5G!

Shielding fabric STEEL LIGHT | Makro

FAQ about STEEL LIGHT shielding fabric

Steel Light shielding fabric provides high-efficiency RF shielding effectiveness of up to 42 dB. It reliably protects against electromagnetic radiation (electrosmog) caused by 5G mobile networks, LTE, Wi-Fi, Bluetooth, and cell towers. Thanks to the integrated stainless steel threads, the protection remains stable even under mechanical stress in everyday use.

Since Steel Light contains 30% stainless steel fiber, the texture is slightly more robust, comparable to a lightweight wool sweater. For bedding and blankets, we recommend using the fabric as an intermediate layer or wearing pajamas if you have very sensitive skin. Compared to silver-based fabrics, Steel Light is significantly more durable and resistant to oxidation.

Yes, due to its surface conductivity, this fabric is contactable and can be grounded. Professional grounding effectively shields against low-frequency (LF) alternating electric fields, such as those caused by household wiring or electrical appliances, in addition to high-frequency (HF) radiation.

Steel Light is very easy to maintain and durable. it can be washed at up to 60°C on a delicate cycle. We recommend using a specialized detergent for shielding fabrics (such as Texcare) to protect the metallic threads. The fabric can be ironed (level 1 without steam) and retains its full shielding effectiveness even after many washes.

Unlike fabrics with silver threads, stainless steel does not oxidize. Silver-coated fabrics can lose shielding power and discolor over time due to sweat or high humidity. Because of its stainless steel components, Steel Light is extremely corrosion-resistant and stable—making it the ideal solution for products that are frequently moved or washed, such as blankets and bedding.

Yes, the shielding attenuation of our fabrics is regularly measured in EMC laboratories according to established standards (such as ASTM D4935-10 or IEEE Std 299-2006). Steel Light achieves over 99.99% shielding at 1 GHz, making it a professional-grade solution for protection in sleeping and living areas.

SAMPLE

Shielding accessories

This product has multiple variants. The options may be chosen on the product page

Order Cancellation | Request Free Test Sample

If the shielding material is customized and cut from the roll in increments of 1.0 running meters at the customer’s request, returns or cancellation of the order are not possible. Therefore, you have the option to request a free material sample – please request it BEFORE ORDERING custom-cut material!

All our shielding materials are highly advanced specialty products with outstanding performance. The resale of custom-cut shielding material of this performance class is either not possible or only possible with significant financial loss, and therefore legally falls under the exception to the right of withdrawal.

By ordering custom-cut running meters, your right of withdrawal expires; by placing the order, you accept our cancellation terms and waive your right to return.

Documentation (.pdf)

SFERICS® class pro
Weight 0,22 kg
Dimensions 150 × 100 × 0,05 cm
Running meter

Quantity = desired length of STEEL GRAY shielding fabric

Length

by the meter

Color

light grey

Field type

HF (high-frequency electromagnetic field), LF (low-frequency electric alternating field)

Ecology

Normal

Brand

Country of origin

Germany

STEEL LIGHT shielding fabric | for curtains, bedding and blankets | RF screening attenuation against electrosmog up to 42 dB | Effective against 5G!

Expert report EMF Test Lab Bavaria

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STEEL LIGHT shielding fabric | for curtains, bedding and blankets | RF screening attenuation against electrosmog up to 42 dB | Effective against 5G! STEEL LIGHT shielding fabric | for curtains, bedding and blankets | RF screening attenuation against electrosmog up to 42 dB | Effective against 5G!
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STEEL LIGHT shielding fabric | for curtains, bedding and blankets | RF screening attenuation against electrosmog up to 42 dB | Effective against 5G!
STEEL LIGHT shielding fabric | for curtains, bedding and blankets | RF screening attenuation against electrosmog up to 42 dB | Effective against 5G!