# Food-grade Bending-resistant Tangle-free Liquid Silicone Shower Hose
Product Overview
The Food-grade Bending-resistant Tangle-free Liquid Silicone (LSR) Shower Hose is a premium alternative to traditional PVC, rubber, and stainless steel braided shower hoses, engineered for long-lasting durability, hygienic safety, and user-friendly performance in residential and commercial water delivery systems. Manufactured via high-precision injection molding of medical and food contact-grade liquid silicone rubber, this hose combines non-toxic material composition with structural innovations to eliminate common pain points of standard shower hoses: tangling during use, cracking at bending points after repeated flexing, and microbe accumulation in porous inner walls.
Its core design features a three-layer co-extruded structure: a smooth food-grade LSR inner lining, a high-strength polyester fiber reinforcement layer, and a matte, stain-resistant LSR outer casing. The integrated swivel brass connectors at both ends are precision-machined with 1/2 inch NPT universal threads, compatible with 99% of standard shower heads, handheld sprayers, bidet taps, and wall-mounted water outlets on the global market. Unlike rigid metal hoses that scratch bathroom surfaces or plastic hoses that leach harmful chemicals when exposed to hot water, this LSR shower hose maintains consistent performance across extreme temperature ranges, resists kinking even under 360° continuous twisting, and meets global food contact safety standards for use in scenarios requiring direct contact with potable water.
Technical Specifications
Material Properties
ParameterTest StandardValue
Inner/Outer Layer MaterialFDA 21 CFR 177.2600Food-grade liquid silicone rubber (LSR), Shore A 65 hardness
Reinforcement LayerASTM D4970High-tensile 250D polyester filament, 48-strand cross-woven structure
Connector MaterialNSF/ANSI 61Lead-free brass, electroless nickel plating, 5μm corrosion-resistant coating
Sealing GasketFDA 21 CFR 177.2600Food-grade LSR, Shore A 70 hardness
Volatile Organic Compound (VOC) ContentEPA Method 24<0.1g/L, no detectable BPA, phthalates, or heavy metals
Hydrolysis ResistanceISO 2808No degradation after 1000 hours of continuous immersion in 90°C hot water
Physical Performance
ParameterTest StandardValue
Inner DiameterASTM D21228mm (±0.2mm)
Outer DiameterASTM D212214mm (±0.3mm)
Burst PressureASTM D1599≥4.5MPa (652 psi), 3x higher than standard PVC shower hoses
Recommended Working PressureANSI/ASME A112.18.10.05~1.0MPa (7~145 psi)
Operating Temperature RangeUL 746B-40°C to 120°C (-40°F to 248°F)
Bending Fatigue ResistanceISO 7854No cracking, leakage, or deformation after 200,000 cycles of 180° bending at 20mm bend radius
Tensile StrengthASTM D412≥7.5MPa (1087 psi)
Elongation at BreakASTM D412≥550%
Swivel Connector TorqueASME B1.20.10.5~1.0 N·m, 360° smooth rotation without jamming
UV ResistanceASTM G154No discoloration or brittleness after 500 hours of UV exposure
Process Parameters
ParameterValue
LSR Injection Molding Temperature170~190°C
Curing Time80s per layer
Co-extrusion Line Speed12m/min
Connector Crimping Force8kN, 360° uniform crimping to prevent pull-out
100% Factory Pressure Test1.5MPa static water pressure, 30s hold time, no leakage allowed
Product Advantages
1. Industry-Leading Bending and Kink Resistance
The integrated cross-woven polyester reinforcement layer and high-elasticity LSR formula deliver a 200% improvement in flex fatigue life compared to conventional PVC hoses. Even when folded to a 20mm bend radius under full water pressure, the hose maintains unobstructed water flow and automatically returns to its original shape without permanent creasing or cracking, eliminating the need to manually untangle kinks mid-shower.
2. Tangle-Free 360° Swivel Design
Dual high-precision brass swivel connectors with self-lubricating LSR sealing rings eliminate torque buildup when moving the shower head, preventing the hose from twisting around itself during use. The matte outer LSR layer has a low coefficient of friction, so it slides smoothly over tile, glass, and bathtub surfaces without snagging or leaving scratch marks.
3. Food-Grade Hygienic Safety
Unlike porous PVC or rubber hoses that accumulate limescale, mold, and bacteria in microcracks over time, the non-porous, smooth LSR inner lining prevents biofilm adhesion and is 100% free of BPA, phthalates, lead, and other harmful additives. It meets FDA and EU LFGB food contact standards, making it safe for use in applications where water comes into direct contact with food, skin, or sensitive populations such as infants and pregnant women.
4. Long-Lasting Durability in Extreme Environments
The LSR material resists hydrolysis, UV radiation, and corrosion from common bathroom cleaners, so it will not harden, discolor, or become brittle after years of exposure to hot water and sunlight. The lead-free brass connectors have a 5μm anti-corrosion coating that passes a 72-hour neutral salt spray test without rusting, making it suitable for use in high-humidity coastal areas and commercial facilities with high usage frequency.
5. Energy and Water Saving Performance
The smooth LSR inner wall reduces water flow resistance by 15% compared to PVC hoses, delivering consistent water pressure even at low inlet pressure levels, reducing the need for high-power water pumps in multi-story buildings. The material’s low thermal conductivity minimizes heat loss during hot water delivery, cutting energy waste by up to 8% compared to metal braided hoses.
Applications
- Residential Bathrooms: Ideal for handheld shower heads, bidet sprayers, and bathtub filler systems in family homes, especially for households with children, elderly users, or people with sensitive skin requiring non-toxic, easy-to-use water delivery solutions.
- Commercial Hospitality Facilities: Perfect for hotels, resorts, gyms, and public swimming pools, where high-frequency use demands hoses that resist tangling, vandalism, and microbial growth, reducing maintenance costs associated with frequent hose replacement.
- Food and Beverage Processing Facilities: Meets food contact safety standards for use in potable water delivery, produce rinsing stations, and commercial kitchen handwashing systems, where non-toxic, easy-to-sanitize hoses are required to comply with food safety regulations.
- Healthcare and Medical Facilities: Suitable for patient shower systems, wound cleansing sprayers, and medical equipment cleaning stations, where hygienic, non-leaching materials are critical to preventing cross-contamination.
- Outdoor and Recreational Scenarios: Resistant to UV radiation and extreme temperatures, making it suitable for outdoor showers at campsites, beach facilities, and RVs, where hoses are exposed to direct sunlight and fluctuating weather conditions.
Selection Guide
Hardness Selection
- Shore A 60 Soft Grade: Recommended for residential use and handheld shower heads, offering extra flexibility and a soft-touch feel that is gentle on bathroom surfaces.
- Shore A 65 Standard Grade: The universal option for most commercial and residential applications, balancing flexibility and structural rigidity for long-term durability.
- Shore A 70 Hard Grade: Designed for high-pressure commercial systems and industrial use cases, providing enhanced resistance to impact and puncture damage.
Size Specifications
- 1.2m (4ft): Compact size for fixed shower head connections, bidet sprayers, and small bathroom installations.
- 1.5m (5ft): The most popular standard size, suitable for most residential handheld shower setups, providing enough length for bathing children, cleaning bathtubs, and washing pets.
- 2.0m (6.5ft): Extended length for large bathrooms, accessible shower installations for users with mobility impairments, and commercial shower stalls.
- Custom Lengths: Available for bulk commercial orders, with lengths ranging from 0.5m to 5m to fit special installation requirements.
Material Grade
- Standard Food Grade (FDA 21 CFR 177.2600 Compliant): For all general residential and commercial use cases, meeting North American food safety requirements.
- LFGB Compliant Medical Grade: For use in healthcare facilities, baby care scenarios, and markets requiring EU food contact safety standards, with stricter limits on volatile compound emissions.
- Anti-Bacterial Grade: Infused with food-safe silver ion additives, reducing surface bacteria growth by 99.9% for use in public facilities and healthcare environments.
Quality Assurance
All Food-grade Bending-resistant Tangle-free LSR Shower Hoses undergo a strict multi-stage quality control process to ensure consistent performance:
- Incoming Material Inspection: Every batch of LSR raw material is tested for hardness, tensile strength, and food contact compliance before entering the production line, with non-conforming batches rejected immediately.
- In-Process Quality Control: 100% of hoses undergo dimensional inspection, pressure testing, and swivel function testing during production, with random samples selected for 200,000-cycle bending fatigue testing every 4 hours of production.
- Finished Product Testing: Each completed hose is subjected to a 1.5MPa static water pressure leak test for 30 seconds, followed by a pull-out test of the connectors to ensure they withstand a minimum 200N tensile force without separation.
- Certifications: The product holds FDA 21 CFR 177.2600 food contact certification, EU LFGB certification, NSF/ANSI 61 drinking water system component certification, and CE compliance for EU market sale.
We offer a 5-year limited warranty against manufacturing defects, including cracking, leakage, connector corrosion, and permanent kinking under normal use conditions. Bulk custom orders include a pre-production sample approval process, and we provide full material traceability documentation for all commercial and industrial clients to meet regulatory compliance requirements.
