Welcome to GAPS Water Treatment learn more

Fast delivery starting from £9.00 Learn more

Order online, email or call with you order!

Our office will be closed from December 20th to January 6th.

Wishing you a Merry Christmas and a prosperous New Year!

PWG 4040HR High Rejection Membrane Element 4" x 40"

SKU: 1112020004
£345.72
Tax included Shipping calculated at checkout.


Product Description

Very high rejection, good productivity energy-saving polyamide element


Permeate flow: 2100 gpd (329 lph)*
Salt rejection: 99.3% minimum
Max operating pressure: 300 psi
Max temperature: 45°C
Max pressure drop: 10 psi (0.7 bar)
Max feed flow: 16 gpm (3.6m3/hr)
Max chlorine concentration: <0.1 ppm
Max feed water sdi (15 min): 5.0
Max turbidity: 1.0 NTU
Feed water pH: 3 - 10
Minimum ratio of concentrate to permeate flow: 5:1

* test conditions: 150 psi (10.3 bar) 25°C using 1500 ppm NaCL solution with 15% permeate recovery (pH 6.5 to 7).

Notice: Permeate flow for individual elements may vary + or -15 percent. Elements are vacuum sealed in a polyethylene bag containing less than 1.0% sodium meta-bisulfite and 10% propylene glycol solution.

Equivalent to:

Oltremare Low2-4040
Hydranautics ESPA2-4040


Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.