ILTDU Instructions (320KB, pdf) L-220: Installation and operating instructions for the patented Horne ILTDU, In-line Thermal Disinfection Unit. A UK Water Regulation 4 Approved valve for managing the risk of retrograde contamination by pathogens of domestic water systems. Revised May 2025. More
Pipe Cover (& ILTDU) Instructions (652KB, pdf) L-222: Instructions for pipe cover installation, and ILTDU operation, in T4 and T9 type Horne shower panels (which feature an integral In Line Thermal Disinfection Unit, ILTDU). Revised May 2025. More
ILTDU Materials Certificate (Kiwa) (173KB, pdf) Current ILTDU Approval Certificate to UK Water Regulation 4; materials compliance. Assessed and certified by ISO 17025 Accredited test-house, Kiwa UK. More
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