Basic Overflow

4000215(1)3P Overflow Siphons – Adequate overflow is essential for optimum tank water quality.

Inadequate overflow is the primary cause of odour in failed rainwater systems.

The Basic Overflow steel Siphon is available with or without Rodent barrier.

Art-no. 4000210 without rodent barrier

Art-no. 4000310 comes with stainless steel spring rodent barrier

Rodent barriers are also available separately.

Connection Size DN100 (110mm OD)

if you need more information, help selecting the best product for your needs or simply want to buy our products, please Contact our team of experienced rainwater harvesting experts.

Coronavirus Update - Potential Delays to Shipping read more .... Last day for dispatch before Christmas is 16th December. We are closed on 17th December 2020. Open on the 4th January 2021. Shipping from the 5th of January.