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Thunder 2000M Ultrafiltration/RO Under Sink Filter, pressure tank, three filter housings, two inline modules and chrome faucet

Under-sink RO · Thunder

Thunder Ultrafiltration/Reverse Osmosis Under Sink Water Filter | 2000M | 16 Stages of Filtration

$370.31 USD snapshot

Thunder 2000MP under sink RO system with booster pump, three filter housings, storage tank and chrome faucet

Under-sink RO · Thunder

Thunder Ultrafiltration/Reverse Osmosis Under Sink Water Filter | 2000MP | 16 Stages of Filtration

$550.07 USD snapshot

Thunder 3000C Ultrafiltration/RO Under Sink Filter, pressure tank, three filter housings, UV unit on top and chrome faucet

Under-sink RO · Thunder

Thunder Ultrafiltration/Reverse Osmosis Under Sink Water Filter | 3000C | 13 Stages of Filtration

$488.95 USD snapshot

Thunder 3000CP under sink RO system with UV sterilizer, booster pump, storage tank, post filter and chrome faucet

Under-sink RO · Thunder

Thunder Ultrafiltration/Reverse Osmosis Under Sink Water Filter | 3000CP | 13 Stages of Filtration

$668.71 USD snapshot

Thunder 3000M Ultrafiltration/RO Under Sink Filter, pressure tank, three filter housings, UV unit on top and chrome faucet

Under-sink RO · Thunder

Thunder Ultrafiltration/Reverse Osmosis Under Sink Water Filter | 3000M | 16 Stages of Filtration

$524.90 USD snapshot

Thunder 3000MP Ultrafiltration/RO Under Sink Filter, pressure tank, three housings, pump, UV unit and chrome faucet

Under-sink RO · Thunder

Thunder Ultrafiltration/Reverse Osmosis Under Sink Water Filter | 3000MP | 16 Stages of Filtration

$704.66 USD snapshot

Thunder 4000C Ultrafiltration/RO Under Sink Filter, pressure tank, three filter housings, UV unit on top and chrome faucet

Under-sink RO · Thunder

Thunder Ultrafiltration/Reverse Osmosis Under Sink Water Filter | 4000C | 14 Stages of Filtration

$524.90 USD snapshot

Thunder 4000CP Ultrafiltration/RO Under Sink Filter, pressure tank, three housings, pump, UV unit and chrome faucet

Under-sink RO · Thunder

Thunder Ultrafiltration/Reverse Osmosis Under Sink Water Filter | 4000CP | 14 Stages of Filtration

$704.66 USD snapshot

Thunder 4000M Ultrafiltration/RO Under Sink Filter, pressure tank, three filter housings, UV unit on top and chrome faucet

Under-sink RO · Thunder

Thunder Ultrafiltration/Reverse Osmosis Under Sink Water Filter | 4000M | 17 Stages of Filtration

$560.85 USD snapshot

Thunder 4000MP Ultrafiltration/RO Under Sink Filter, pressure tank, three housings, pump, UV unit and chrome faucet

Under-sink RO · Thunder

Thunder Ultrafiltration/Reverse Osmosis Under Sink Water Filter | 4000MP | 17 Stages of Filtration

$740.61 USD snapshot

Ultrafiltration (UF) Water Filter Membrane, single white cartridge with slotted outer cage, red-rimmed end caps and white label

Replacement filters & media

Ultrafiltration (UF) Water Filter Membrane

From $49.50 USD snapshot

Water test kit, large white sample bottle with yellow cap, small clear bottle and blue ice pack

Water tests & meters

Well Water Test

From $159.00 USD snapshot

1 GPM Countertop Ultraviolet Water Sterilizer, stainless UV chamber with spout, faucet adapter hose and power cord

UV water treatment

1 GPM Countertop Ultraviolet Water Sterilizer

$219.00 USD snapshot

1 GPM Ultraviolet Lamp Bulb, short clear UV tube with pin connectors at both ends

Parts, pumps & valves

1 GPM Ultraviolet Lamp Bulb

$79.95 USD snapshot

1 GPM Ultraviolet Water Sterilizer System, stainless steel UV chamber with UV-C ballast and power cord

UV water treatment

1 GPM Ultraviolet Water Sterilizer System

$169.00 USD snapshot

1 inch 5600 Bypass, stainless steel bypass valve with black lever handle and two threaded ports

Parts, pumps & valves

1" 5600 Bypass

$55.00 USD snapshot

1 inch NPT Male Coupler, white plastic threaded coupler with hex center

Parts, pumps & valves

1" NPT Male Coupler

$7.95 USD snapshot

1 inch Plastic Yoke for 5600 Control Head, two black connector pieces with metal clips

Parts, pumps & valves

1" Plastic Yoke for 5600 Control Head

$28.00 USD snapshot

1 inch Pressure Regulator, gray tee-shaped body with black end cap and threaded port

Parts, pumps & valves

1" Pressure Regulator

$89.00 USD snapshot

1 inch Upflow Head, black threaded head with OUT and IN ports, side port on right, angled top view

Parts, pumps & valves

1" Upflow Head

$55.99 USD snapshot

1 x 1/2 inch Male Reducing Coupler, white plastic threaded reducer with hex center

Parts, pumps & valves

1" x 1/2" Male Reducing Coupler

$6.95 USD snapshot

1 x 3/4 inch Male Reducing Coupler, white plastic fitting with threads on both ends and a center collar

Parts, pumps & valves

1" x 3/4" Male Reducing Coupler

$6.95 USD snapshot

1/2 HP Fan and Blower Motor, gray electric motor with exposed shaft and mounting base

Parts, pumps & valves

1/2 HP Fan and Blower Motor

$305.00 USD snapshot

1/2 inch Whole House Drain Tubing, short length of translucent white tubing

Parts, pumps & valves

1/2" Whole House Drain Tubing

$16.95 USD snapshot

USD price snapshot · November 8, 2026. Elorova may earn a commission from merchant links. Affiliate disclosure