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Rain Harvesting Manuals & User Guides

Rain Harvesting specializes in sustainable water collection systems, offering advanced filtration, first flush diverters, and tank accessories to ensure clean, high-quality rainwater.

Tip: include the full model number printed on your Rain Harvesting label for the best match.

About Rain Harvesting manuals on Manuals.plus

Rain Harvesting, a brand by Blue Mountain Co, is a global leader in rainwater collection and management systems. Dedicated to the philosophy of "Cleaner Water, More of It," the company designs innovative products that improve the quality and quantity of rainwater harvested for residential and commercial use. Their comprehensive range includes first flush diverters, rain heads (Leaf Eaters), tank screens, overflow devices, and water level gauges, all engineered to keep debris, pests, and contaminants out of water tanks.

With a focus on sustainability and self-sufficiency, Rain Harvesting products are designed to fit standard plumbing sizes (such as 90mm, 100mm, 3-inch, and 4-inch pipes), making them suitable for new builds and retrofits alike. Whether it is the "First Flush Plus" system that diverts initial dirty roof runoff or precision tank gauges for monitoring water levels, Rain Harvesting provides the essential components needed to create an efficient, low-maintenance rainwater catchment system.

Rain Harvesting manuals

Latest manuals from manuals+ curated for this brand.

Rain Harvesting TATG02 Tank Gauge User Guide

July 26, 2025
Rain Harvesting TATG02 Tank Gauge Specifications Model: TATG02 Tank Gauge Suitable for tanks up to: 2.5m Product Dimensions: Front View: 101mm x 32mm Side View: 124.50mm x 32mm PRODUCT DETAILS…

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Rain Harvesting support FAQ

Common questions about manuals, registration, and support for this brand.

  • What is the purpose of a First Flush Diverter?

    A First Flush Diverter prevents the initial flow of rainwater, which often contains roof contaminants like dust and bird droppings, from entering your water tank. This ensures only cleaner water is collected.

  • Can the Tank Gauge be used on any water tank?

    The standard Rain Harvesting Tank Gauge is designed for vented tanks above or below ground up to 2.5 meters (100 inches) in height. It can be installed on dome-topped, flat, or peaked tanks.

  • How do I maintain my Leaf Eater rain head?

    To maintain your rain head, periodically brush off leaves and debris from the screen. Some models feature a self-cleaning design, but regular checks ensure optimal water flow.

  • Do I need batteries for the Tank Gauge?

    No, the standard mechanical Tank Gauge utilizes a reliable float system and does not require batteries or wiring.

  • What pipe sizes are Rain Harvesting products compatible with?

    Most products are available for standard pipe sizes, including 90mm, 100mm, 3-inch, and 4-inch pipes. Adapters or reducers may be required for specific fits.