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G-QS-212D Replacement Sterlight QS-212D Quartz Sleeve for SC1 series

SKU: G-QS-212D
£40.85
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Technical Resources
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G-QS-212D Replacement Sterilight QS-212D Quartz Sleeve for SC1

Restore the performance of your UV water treatment system with the G-QS-212D Replacement Quartz Sleeve, a high-quality compatible replacement for the Sterilight QS-212D. Manufactured from premium fire-polished fused quartz, this sleeve provides excellent UV light transmission while protecting the UV lamp from direct contact with water, ensuring your UV system continues to operate at maximum efficiency.

Designed specifically for Sterilight SC1 ultraviolet systems, the G-QS-212D features a closed (domed) end and is supplied complete with two replacement O-rings for a secure, leak-free installation.

Over time, limescale, iron, manganese and other mineral deposits can accumulate on the quartz sleeve, reducing UV light penetration and lowering the effectiveness of your UV disinfection system. Regular cleaning and scheduled replacement help maintain reliable protection against bacteria, viruses and other harmful microorganisms.

Features & Benefits

  • Compatible replacement for Sterilight QS-212D Quartz Sleeve
  • Designed for Sterilight SC1 UV systems
  • Manufactured from high-quality fire-polished fused quartz
  • Closed (domed) one-end design
  • Excellent UV transmission for maximum disinfection performance
  • Supplied complete with 2 replacement O-rings
  • Precision manufactured for a reliable fit and watertight seal
  • Protects the UV lamp while maintaining optimum UV output
  • Easy to install during routine servicing

Technical Specifications

  • Product Code: G-QS-212D
  • Replaces: Sterilight / Viqua QS-212D
  • Length: 254 mm
  • Outside Diameter: 23 mm
  • Inside Diameter: 20 mm
  • End Type: Closed (Domed) One End
  • Material: Fire-polished fused quartz
  • Supplied with: 2 × EPDM O-rings

Maintenance Recommendations

For optimum UV system performance:

  • Clean the quartz sleeve every 6–12 months, depending on your water quality.
  • Remove mineral deposits using Calcium, Lime & Rust (CLR) remover or white vinegar.
  • Replace the quartz sleeve every 2 years, even if it appears undamaged, to maintain maximum UV light transmission.
  • Inspect the supplied O-rings during servicing and replace them if they show signs of wear or damage.

Compatible UV Lamp

This quartz sleeve is designed for use with the Sterilight S212RL UV lamp.

Compatible UV Systems

The G-QS-212D replacement quartz sleeve is compatible with:

Sterilight / Viqua

  • SC1

The G-QS-212D is a premium compatible replacement quartz sleeve that offers outstanding optical clarity, durability and long service life. Manufactured to high standards, it provides a cost-effective alternative to the original Sterilight QS-212D while maintaining the UV transmission required for effective water disinfection.

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Frequently Asked Questions

What is the G-QS-001 Replacement Quartz Sleeve used for?
The G-QS-001 Replacement Quartz Sleeve is designed to maintain the performance and efficiency of UV water sterilizers by providing maximum UV transmission and protecting the UV lamp in systems like Viqua VH200, S1Q-PA, and SSM-14.
How does the G-QS-001 Quartz Sleeve improve UV system performance?
Made from high-quality fire-polished quartz, this sleeve ensures excellent UV transmission, helping your UV system achieve maximum disinfection performance and extend the lifespan of the UV lamp.
Is the G-QS-001 quartz sleeve easy to install?
Yes, the G-QS-001 Quartz Sleeve is designed for easy installation during routine UV system maintenance, making it simple to replace and ensure your system remains effective.
How often should I replace the quartz sleeve in my UV system?
It is recommended to replace the quartz sleeve every 2 years to maintain maximum UV transmission and consistent disinfection performance, even if the sleeve appears undamaged.
What maintenance is required to keep the quartz sleeve in optimal condition?
Regular cleaning every 6–12 months using minerals deposit removers like CLR or vinegar, and inspecting and replacing the O-rings during servicing, will help keep the quartz sleeve operating effectively.
What is the G-QS-100 replacement quartz sleeve compatible with?
The G-QS-100 replacement quartz sleeve is compatible with Sterilight SPV-1.5 and SP100-HO ultraviolet systems, making it an ideal replacement for these models.
How does the G-QS-100 quartz sleeve improve UV sterilization efficiency?
Made from high-quality fire-polished fused quartz, the G-QS-100 provides excellent UV light transmission, ensuring maximum sterilization efficiency and effective water disinfection.
What accessories are included with the G-QS-100 quartz sleeve?
The quartz sleeve is supplied complete with two replacement O-rings to ensure a reliable, leak-free seal during installation and servicing.
How often should I replace or clean the quartz sleeve for optimal performance?
It is recommended to clean the quartz sleeve every 6-12 months depending on water quality and replace it every 2 years to maintain maximum UV transmission and disinfection effectiveness.
Is the G-QS-100 quartz sleeve easy to install?
Yes, the G-QS-100 is designed for easy installation during routine UV system maintenance, with a secure fit that maintains optimal UV output and protects the UV lamp.
What makes the G-QS-150 replacement quartz sleeve compatible with Viqua QS-001 systems?
The G-QS-150 is designed as a compatible replacement for the Sterilight QS-150 and fits Viqua QS-001 systems with its precise dimensions and closed-end design, ensuring seamless integration and optimal UV performance.
How does the G-QS-150 quartz sleeve protect and enhance UV water disinfection?
Made from high-quality fire-polished fused quartz, the G-QS-150 provides excellent UV light transmission, which maximizes disinfection efficiency while protecting the UV lamp from water contact, ensuring long-lasting operation.
What are the key features of the G-QS-150 quartz sleeve?
The G-QS-150 features a closed (domed) end for a proper fit, includes two replacement O-rings for leak-proof installation, and is manufactured from durable fused quartz for high UV transmission and reliability.
How often should I replace or clean the quartz sleeve for optimal performance?
It is recommended to clean the quartz sleeve every 6 to 12 months depending on water quality and replace the sleeve approximately every 2 years to maintain maximum UV transmission and disinfection performance.
What are the technical specifications of the G-QS-150 quartz sleeve?
The quartz sleeve measures 282 mm in length, has a 23 mm outside diameter, 20 mm inside diameter, and features a closed (domed) end. It is compatible with Viqua QS-001 systems and includes 2 O-rings for installation.
Is the G-QS-200 replacement sleeve compatible with my Viqua QS-001 system?
The G-QS-200 is designed as a compatible replacement for the Sterilight QS-200 and suitable for systems using the Viqua QS-001 sleeve, provided the specifications match. Always verify your existing sleeve dimensions before purchase.
How does the G-QS-200 Quartz Sleeve improve UV water treatment system performance?
The G-QS-200 Quartz Sleeve is made from high-quality fire-polished fused quartz, which ensures excellent UV light transmission, helping to maximize disinfection efficiency of your UV system.
What maintenance is required to ensure optimal performance of the quartz sleeve?
Regular cleaning every 6-12 months using CLR remover or white vinegar helps remove mineral deposits. It’s also recommended to replace the quartz sleeve every 2 years to maintain maximum UV transmission.
How easy is it to install the G-QS-200 replacement sleeve during routine UV maintenance?
The G-QS-200 is designed for simple installation, with a precise fit and included O-rings that ensure a watertight seal, making it easy to replace during routine UV system servicing.
What are the technical specifications of the G-QS-200 quartz sleeve?
The G-QS-200 measures 332 mm in length, with an outside diameter of 23 mm and an inside diameter of 20 mm, featuring a closed (domed) end and supplied with two O-rings for secure installation.
What is the G-QS-212D Replacement Quartz Sleeve used for?
The G-QS-212D Replacement Quartz Sleeve is designed to restore the performance of UV water treatment systems, specifically for Sterilight SC1 ultraviolet systems, by protecting the UV lamp and ensuring maximum UV light transmission.
How does the G-QS-212D quartz sleeve improve UV disinfection?
Made from high-quality fire-polished fused quartz, the G-QS-212D ensures excellent UV light transmission, which helps maintain effective disinfection by bacterial, viral, and microorganism-killing UV systems.
What are the key features of the G-QS-212D quartz sleeve?
Key features include its compatibility with Sterilight SC1 systems, a closed (domed) end design, high-quality fused quartz material, and it comes with two replacement O-rings for a secure and leak-free installation.
How often should I replace or clean the quartz sleeve in my UV system?
It is recommended to clean the quartz sleeve every 6 to 12 months depending on water quality, and to replace the quartz sleeve every 2 years to maintain maximum UV transmission and optimal system performance.
Is the G-QS-212D compatible with other UV lamp models besides Sterilight S212RL?
This quartz sleeve is specifically designed to be compatible with the Sterilight / Viqua SC1 system and the S212RL UV lamp, ensuring reliable performance and effective water disinfection.
What is the purpose of the G-QS-212D Replacement Quartz Sleeve in UV water treatment systems?
The G-QS-212D quartz sleeve protects the UV lamp from water contact while allowing maximum UV light transmission, helping maintain the system's disinfection efficiency.
How do I know if the G-QS-212D is compatible with my UV system?
The G-QS-212D is designed specifically for Sterilight SC1 systems and replaces the Sterilight / Viqua QS-212D, ensuring a perfect fit and optimal performance.
What materials is the QS-212D quartz sleeve made of and what are its benefits?
Made from high-quality fire-polished fused quartz, the QS-212D offers excellent UV transmission and durability for reliable water disinfection.
How often should I clean or replace the QS-212D quartz sleeve?
Clean the quartz sleeve every 6-12 months using CLR remover or vinegar, and replace it every 2 years to ensure maximum UV light transmission and system efficiency.
What accessories come with the G-QS-212D replacement sleeve?
The replacement quartz sleeve is supplied complete with two EPDM O-rings for a secure, leak-free installation.
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