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Product Reviews

Sentinel X100 Inhibitor

Sentinel X100 Inhibitor
Average Customer Rating:
4.79 out of 5
4.8
 out of 
5
Open Ratings Snapshot
Rating Breakdown 57 reviews
5 stars
46
4 stars
10
3 stars
1
2 stars
0
1 star
0
57 of 57(100%)reviewers would recommend this product.
Customer Reviews for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Review 1 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Radiator X100
16 Apr 2015
By Foyle
, L'Derry
" Suggested by Plumber
Quick & Painless to get from Screwfix
"
Review 2 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Fantastic Price!
16 Apr 2015
By BigBud
, Somerset
" Leading brand of inhibitor at a fantastic price, especially for a professional heating engineer like me that uses a lot of this stuff for regular cleaning and refilling of heating systems after rebuilding boilers and protecting heating circuits. "
Review 3 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
4 out of 5
4 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
4 out of 5
4 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Easy to use
5 Apr 2015
By Duke1977
, Weymouth
" Easy to use and does the job, on of the best on the market "
Review 4 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Does the job
26 Mar 2015
By HeavyMan
, Oxfordshire
" Recommended by my plumber, well known and respected brand. Shove it in and forget about it! "
Review 5 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
i allways use this product
18 Feb 2015
By dogsbestfriend
, london
" when i regurally clean out the magnetic filter in the heating system i allways top up with product or when any drain off is done. "
2 of 2 people found this review helpful.
Review 6 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Works Every Time
18 Jan 2015
By TiptreeJam2
, Colchester
" I use this every time I need a central heating descaler. Not the cheapest but it has never let me down. "
2 of 2 people found this review helpful.
Review 7 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
4 out of 5
4 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
4 out of 5
4 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Reliable stuff
8 Jan 2015
By febwrret
, Seaham
" Does what it says on the plastic bottle - I always feel confident that Sentinel products deliver the goods. "
2 of 2 people found this review helpful.
Review 8 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Sentinel X100
5 Jan 2015
By BBDurham
, Durham
" Great product at a great price with excellent service at the shop :) "
Review 9 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
4 out of 5
4 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
4 out of 5
4 out of 5
Reliability: 
4 out of 5
4 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
4 out of 5
4 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
4 out of 5
4 out of 5
Reliability: 
4 out of 5
4 out of 5
Great
20 Dec 2014
By CatManDo
, Rutland
" Order this for central heating - Does what it is says, great "
Review 10 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
4 out of 5
4 out of 5
Reliability: 
4 out of 5
4 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
4 out of 5
4 out of 5
Reliability: 
4 out of 5
4 out of 5
Who knows what it is doing!
9 Dec 2014
By Ade66
, Huntingdon
" Sentinal stuff seems rated by by pro-plumbers, certainly power flushing with x-800 worked well and moved a lot of muck out. So I am trusting to use the same brand for inhibitor based on the performance of the cleaner.
Time will tell if it was a wise choice. "
2 of 4 people found this review helpful.
Review 11 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Is as good as label
3 Dec 2014
By ade24
, Tamworth
" Have used this now a filter and flush have been done "
0 of 4 people found this review helpful.
Review 12 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Great price
17 Nov 2014
By Simon797
, London
" A product that you can pick up from many other shops.
But can't beat the price from Screwfix, exceptional value! "
2 of 2 people found this review helpful.
Review 13 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Sentinel x100
8 Nov 2014
By Gogreenplumber
, Warrington
" Great product , seen this used in heating systems and kept them free of rust 10 years after it was added, "
7 of 7 people found this review helpful.
Review 14 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
shaab
16 Oct 2014
By shaab
, Leicester
" i really like this product and i always buy from plumfix "
0 of 1 people found this review helpful.
Review 15 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
4 out of 5
4 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
4 out of 5
4 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Great value
11 Oct 2014
By REDDOG94
, reading
" I have used this product before on my own heating system, and found it exceptionally good, so my latest purchase, was bought for a friend, who is useless at any DIY, so thats why I will be doing drain down ect
REDDOG94 "
Review 16 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Sentinel X100
3 Oct 2014
By Anonymous
, Hampshire
" Does a good job of keeping the system healthy. Best to clean with X400 (or X800), flush and then put X100 into the system. Add X200 for additional protection and improvement in heat transfer properties of the water "
Review 17 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
4 out of 5
4 out of 5
Performance: 
4 out of 5
4 out of 5
Reliability: 
4 out of 5
4 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
4 out of 5
4 out of 5
Performance: 
4 out of 5
4 out of 5
Reliability: 
4 out of 5
4 out of 5
Good Value
8 Sep 2014
By CliveRedhill
, Redhill
" Very good produce on special offer at Screwfix atm "
0 of 1 people found this review helpful.
Review 18 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
3 out of 5
3 out of 5
Features: 
4 out of 5
4 out of 5
Performance: 
4 out of 5
4 out of 5
Reliability: 
4 out of 5
4 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
3 out of 5
3 out of 5
Features: 
4 out of 5
4 out of 5
Performance: 
4 out of 5
4 out of 5
Reliability: 
4 out of 5
4 out of 5
Quality Product
8 Aug 2014
By Graphic
, South West
" Good Quality product from a respected Manufacturer. Helps to prevent corrosion in central heating systems. Good price at Screwfix, not exactly the best price, but good compared with most retailers. Recommended product. "
Review 19 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Sentinel X100
17 May 2014
By TheNerd
, Lincoln
" Quality product which protects your boiler & heating system, which has never let me down. "
0 of 1 people found this review helpful.
Review 20 for Sentinel X100 Central Heating Scale Inhibitor 1Ltr
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
Would you recommend this product? Yes
Overall Rating: 
5 out of 5
5 out of 5
Value: 
5 out of 5
5 out of 5
Features: 
5 out of 5
5 out of 5
Performance: 
5 out of 5
5 out of 5
Reliability: 
5 out of 5
5 out of 5
does exactly what is saids
9 May 2014
By mickel81
, London
" Always use. good price. If you drain down your system make sure you add when you refill "
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