Introducing Heat Seal, the non-permanent MONEY-SAVING
window insulation kit that locks in the heat & keeps out the cold.
QUICKLY & EASILY form an airtight seal on ANY window
without tools or DIY skills to ELIMINATE heat loss &
SAVE on your energy bills.
Heat Seal’s invisible design means you won’t be able to see it – but you
will FEEL the difference – in your home AND in your pocket.
Plus, it removes effortlessly without a trace, leaving ZERO damage to your
surfaces – you’ll NEVER even know it was there!
Stay Warm While Saving Money
Lock In The Heat & Keep Out The Cold
Quick & Easy Installation
No Tools Or DIY Skills Required
Will NEVER Damage Your Surfaces
HUGE Kit Enough For Several Windows
Stop Wasting Heat &
Throwing Money Out
Of The Window
Stop Wasting Heat & Throwing Money Out
Of The Window
Insulate your windows, turn the
thermostat down & save money
Get The Warmth &
Comfort Of Double-Glazing WITHOUT The Price Tag
Get The Warmth & Comfort Of Double-Glazing WITHOUT The Price Tag
Fix draughts fast, reduce
condensation & keep the heat in
your home at a fraction of the cost
Invisible Design Won’t Ruin The Appearance Of Your Home…
Invisible Design Won’t Ruin The Appearance Of Your Home…
You won’t be able to see it – but you’ll feel the difference
It’s So Easy To Install,
You Can Do It Yourself In MINUTES…
WITHOUT tools or
DIY skills needed to start SAVING money
Simply measure, cut & stick
Easily remove wrinkles with a standard hairdryer
Removes Quickly
& Easily Without
ANY Damage – You
Won’t Even Know
It Was There
Removes Quickly & Easily Without ANY Damage – You Won’t Even Know It Was There
The non-permanent,
money-saving, seasonal solution
to heat loss
H-U-G-E 5ft x 32ft
(1.6m x 10m)
Coverage, Enough
To Insulate Several
Draughty Windows
H-U-G-E 5ft x 32ft (1.6m x 10m) Coverage, Enough To Insulate Several Draughty Windows
Perfect for windows, patio doors & conservatories
10000000+
10000000+
Happy customers love our...
Happy customers love our...
Happy customers love our
We're Rated Excellent
4.6 out of 5
169,585 reviews
Get your Heat Seal
today and SAVE 1/3
USUALLY £22.99
JUST £14.99
Or pay it in 4 with 
Or pay in 30 days with 
Order now for guaranteed delivery by:
Saturday 25th July
Insulate your windows & save money
Why shop with us?
2 working day delivery guaranteed*
Family owned & run
British business (175 staff)
169,585 5-star reviews
Over 10 million happy customers
2 Working Day Delivery*
from family-run UK business
No Quibble 100-Day
Money Back Guarantee
UK based customer services
Hassle-Free
Returns Guarantee
Returning items is quick & easy
Customer Reviews Powered By
We're rated
Excellent
Based on 169,520 reviews on
Verified
Colin Mackay, 19 July
Give them a call they are there for you with whatever you need
They are one of the best and reliable companies I have used recently they never fail me always on time and never let me down what they offer is excellent quality and they will help you if your looking for something special
Verified
Yvonne Griffiths, 14 July
The bags do keep my fresh produce fresh…
The bags do keep my fresh produce fresh thank you best buy ever
Verified
Pam Smith, 13 July
Seems a very customer friendly service.
Seems a very customer friendly service. Delightful, Front of House lady. Makes such a difference to the customer. Telephone sales staff too. What a refreshing change in this day and age.
Verified
C Nutten, 29 June
All good!
Good products, good value, good customer communications and prompt delivery. What's not to like?
Verified
Helene Maidment, 29 June
Great Service
Great service as always. Lots of choice on the website. Great prices and good quality goods. Delivery excellent. Would highly recommend. Thank you Must Have Ideas
Verified
lynne, 29 June
easy to use website
easy to use website, great range of products, lots of offers, excellent service, as promised delivered within 2 days,
Verified
Kathryn, 29 June
Excellent service
Excellent service. Quick to order, delivery within a reasonable length of time. Product very good quality. Who could ask for more.
Verified
Hendrina Huckfield, 21 June
Brilliant company; smart ideas.
Brilliant company with smart, innovative ideas and products, at very reasonable prices. Always delivers quickly and on time. I have been purchasing from MHI practically from the start, and they are consistently improving in their efficiency, providing excellent products, and their advertising. They always have special offers and promotions on the go. I endorse MHI and their products without hesitation.
Verified
David Barber, 02 May
Excellent product at a good price
Excellent product at a good price. Delivered within 2 days as guaranteed. Excellent range of products, great for gifts.
Verified
Jacqueline Hobbs, 01 May
HAPPY CUSTOMER
Exceptional customer service & products. Their promise on delivery & satisfaction is first class. I can see this is a family run company….they care! Their customers are a number one priority to them which puts my faith in them completely. Well done to the owners & staff, with great products, high standards - you can only continue to do well👍
Verified
Josie Harrison, 23 April
The delivery time is great
The delivery time is great. The products are brilliant. Very good on everything. Well done Thank you.
Verified
GNC, 23 April
Brilliant ideas
Brilliant ideas, quick Postal Service very handy to have in the house. Good packaging.
Verified
MRS HEATHER BAMFORD, 23 April
The service is outstanding
The service is outstanding. They listen to all comments and goods are delivered so fast. Excellent company all round.
Verified
Susan, 22 April
Good quality items at a good price
Good quality items at a good price. Very quick delivery.
Verified
Mary Sanderson, 22 April
Excellent service and excellent product
Excellent product and excellent service as always. Amazing company who put customers first
Verified
ian gavin, 22 April
100% Great Service and Quality Products
I placed my order and it was dispatched fast and delivered within the 2 days that they said it would be on their website I'm extremely happy with the service I received I would recommend Must have Ideas 100% and the product i ordered is great quality I will be definitely ordering from them again Thank you very Much Kind Regards Ian Gavin
Verified
Claire Louise Colley, 21 April
Got a few things from here all have…
Got a few things from here all have been excellent quality and works perfectly would recommend too anyone.
Verified
Jackie, 21 April
Excellent and efficient delivery.
Excellent and efficient delivery.
Verified
Mark Halford, 21 April
Excellent product and customer service
Excellent product and customer service. Would highly recommend
Verified
Dave T, 21 April
good delivery and excellent phone…
good delivery and excellent phone service. Thank god a company with a human on the phone well done