- Durable 600D Oxford fabric offers waterproof and snow-resistant properties, ensuring reliable protection year-round. In summer, the reflux valve cover bag provides insulation and sun protection, while in winter, it offers frost and heat protection. - Constructed from high-quality materials, the cover features a waterproof, heavy-duty 600D Oxford cloth, multiple layers of cotton insulation, and silvered PE material, all held together with double-stitched seams for added strength and durability. - Designed specifically for pressure vacuum breakers, our custom reflux insulating bag fits perfectly, safeguarding your pressure vacuum switches from intense sunlight, wind, and snow exposure. Key Benefits: - Protects against extreme weather conditions for year-round reliability. - High-quality insulation maintains optimal performance of your equipment. - Tailored fit for pressure vacuum breakers ensures ease of use and longevity. Practical Applications: - Ideal for outdoor installations in regions with fluctuating temperatures. - Essential for protecting irrigation system components during harsh winters. - Perfect for maintaining the integrity of water management systems in sunny and rainy climates. This reflux valve cover is essential for prolonging the lifespan and functionality of your pressure vacuum breaker, providing peace of mind against environmental damage.