eastlondoncatflapfitter.co.ukEast London Cat Flap Fitter

Forty Hill Cat Flap In Glass

Cat Flap Fitting Services in EN2 Forty Hill East London and surrounding area's

We specialise in professional cat flap installations for a wide range of surfaces, including:

 Cat flaps installation in glass  upvc-door-panels-for-catflaps Glass door cat flap installation

Over 30 Years of Industry Experience

Call Us: 0207 096 3749
Email Us: sales@eastlondoncatflapfitter.co.uk

Why Choose Us for Your Cat Flap or Dog Flap Installation?

  • Trusted Experts: Over 30 years of experience in the glass and glazing industry, with 15 years focused on pet door installations.
  • Wide Range of Surfaces: We fit flaps in UPVC, wood, composite, metal, and double-glazed units (including patio and French doors).
  • High-Quality Materials: Replacement UPVC panels are reinforced for durability. Double-glazed units are manufactured in-house for precision and quality.
  • Affordable Pricing: We keep costs low and pass the savings directly to you.
  • Experienced Team: With 6 trusted fitters installing over 200 cat and dog flaps monthly, you’re in safe hands.
  • Customer Satisfaction: Don’t just take our word for it—read our glowing reviews!

Popular Cat and Dog Flaps We Install

We’re experienced in installing a variety of flaps, including:

How We Work: Cat Flap Installation in Double Glazing

If you need a cat flap in a double-glazed unit, we’ll replace the glass with a new custom-made double-glazed unit. This process takes 3–5 working days from measurement to fitting. All units are manufactured at our factory to ensure the highest standards.


Contact us today 0207 096 3749 to discuss your requirements or to get a free, no-obligation quote!

Cat Flaps in Wooden Doors - Cat Flaps in UPVc Panels - Cat Flaps in Glass & Double Glazing - Dog Flaps

Cat Flap Fitted in UPVC Door
No Hidden Costs
Quality Workmanship
Quality Installation Guaranteed
Free Quote - No Obligation
4-Way Cat Flaps

Choosing the right pet flap for your Pet

There are a variety of pet flaps available. Our most popular brands include Catmate, Staywelland Sureflap, available in the following types:

4 WAY PET FLAP
2 WAY PET FLAP
Infra-Red Collar Pet Flap
Magnetic Collar Pet Flap
RFID MICROCHIP PET FLAP

See more on the cat flap fitter page
Choosing the right pet flap for your Pet

What our customers say

See the work we've done

See the work we've done

Take a look at some of the work we have completed in your area:

Double Glazed Doors
Single Glazed Windows
Wooden Doors
UPVc Doors
Garage Doors
Fences & Gates

See gallery

Frequently asked questions

  1. We would arrange to visit your home or property at a convenient time to get an exact measurement of the current double glazed unit in the door, check what pattern you have and offer a like for like or an alternative if the glass is no longer manufactured.
  2. We would then cut 2 new pieces of 4mm float glass (plain or pattern of your choice) to the exact size as measured, cut a hole in both pieces of glass for the cat flap and then have the glass toughened. (What is toughened glass).
  3. Approximately 2-3 day later the cat flap glass will be ready to collect from the toughening plant.
  4. We will then create a sealed doubel glazed unit which will have the hole perfectly placed for the installation of the cat flap.
  5. We will then arrange a convenient time with you to replace your current double glazed unit with the new cat flap ready double glazed sealed unit.
  6. The cat flap is installed once at the property

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Cat flaps come with a kit that includes a paper template that guides you exactly where to drill. With the help of markings, drill a hole in to each corner of the template. Once you have done with drilling the holes, you can get the shape of your cat flap accordingly. These are great for wooden, UPVC/plastic and metal doors, but would recommend a professionaal for anything to do with glass.

It varies, but usually takes around 1 hour to install a cat flap in wood, UPVC, metal or a composite door, if it is a cat flap in glass or a double glazed unit, the glass will be toughened safety glass and usually take 3-5 working days to remanufacture and about 30 minuites to install again subject to type and style of door or frame.

We can only offer our prices whish are below

A half panel door approx 60cm x 60cm would be £245 - £325 + Vat (£290) (clear glass - supplied and fitted subject to view)

A full height door panel approx 190cm x 60cm would be £325- £495 + Vat (£390) (clear glass - supplied and fitted subject to view)

if it has lead on the glass, a coloured glass or geogian bars, there would be an increase in the prices as above, this is why its best to send a picture and we can confirm the cost 100%

We're afraid not as the glass is already toughened when you try to cut it and the glass would break into hundreds of thousands of pieces!

Areas we cover

E1   IG6   IG11   EN9   N21   EC3R   N15   RM2   EC3   IG3   N11   N6   N1   E11   E14   RM7   RM5   E12   IG9   EN10   N14   RM3   EN5   N3   RM16   N10   RM20   IG8   RM14   N18   N13   RM17   N19   EN11   EN1   E18   EN6   E2   IG2   EN4   RM18   N7   EC4   RM4   N12   E4   N4   E7   N20   EN8   N16   RM10   RM13   E6   EN3   N22   EN2   RM19   E3   E13   N9   EC2   E16   E15   E5   RM1   IG10   E10   EN7   E9   N5   EC1   N2   E17   RM12   IG1   N17   RM6   E8   IG7   RM9   RM8   N8   RM15
Manor House   Haringey   Kingsland   All Saints   Lambourne End   North Finchley   Poplar   Clapton   Waltham Abbey   Blackhorse Road   Tufnell Park   Churchgate   Victoria Park   New Southgate   Kenwood House   South Ockendon   Cuffley   Whetstone   Pentonville   Island Gardens   Barkingside   Bounds Green   Hoddesdon   Purfleet   Collier Row   Leyton   Lea Bridge   Chingford   Canary Wharf   Cubitt Town   Edmonton   Old Ford   Southgate   Oakleigh Park   Bank   Highbury   Totteridge   North Stifford   Angel   Drayton Park   Bulphan   Holborn Viaduct   Tower of London   Holborn   Gidea Park   Highwood Hill   Aveley   Bowes Park   Fenchurch Street   North Ockendon   Chingford Green   Upper Walthamstow   Redbridge   Trent Park   Palmers Green   Northaw   Hadley Wood   Highgate Wood   Upton   Lower Edmonton   Cheapside   Walthamstow   Bumble's Green   Wood Green   Islington   East India Dock Road   Church End   Goswell Road   Highams Park   Moorgate   Colney Hatch   Shoreditch   Winchmore Hill   Tower Hamlets   Hampstead Garden Suburb   Upper Holloway   Higham Hill   Upshire   Highbury and Islington   Harold Hill   Romford   Muswell Hill   Enfield   Old Street   Homerton   Coldharbour   Totteridge and Whetstone   Hackney Marshes   Caledonian Road   Alexandra Park   Millwall   Ilford   Cranham   Bow   Hornsey Lane   Rainham   Farringdon   West India Quay   Bishopsgate   Clerkenwell   White Hart Lane   Barbican   Holloway   Ridge   Marks Gate   Becontree Heath   Barking & Dagenham   Abridge   Woodside Park   Seven Sisters   Oakwood   Leyton Marshes   Wrotham Park   Southgate   Barnet   East Barnet   Arkley   Stamford Hill   Woodford   Havering   Noak Hill   Woodford Bridge   Cranley Gardens   Hammond Street   Nazeing   Crouch End   Chigwell Row   South Mimms   Goff's Oak   Blackwall   Stoke Newington   Bethnal Green   Monument   Aldersgate   Finchley   Turnford   Broadgate   Mansion House   Aldgate   Shadwell   Grange Park   Gilwell Park   Clapton Park   Archway   Wanstead   Shoreditch   Walthamstow Central   Ludgate Hill   Rush Green   East Barnet   Finsbury Park   Harringay   Whitechapel   Shacklewell   Stroud Green   Stapleford Abbotts   Lower Holloway   Stratford Marsh   Tottenham Hale   Hackney   Palmers Green   Hale End   Cyprus   Grange Hill   Arsenal   West Ham   Sewardstone   Bromley by Bow   Stepney   Canonbury   Custom House   West Thurrock   Plaistow   Highgate   Pudding Mill Lane   High Beach   Upper Edmonton   Limehouse   Monken Hadley   Silvertown   Ponders End   Hornsey Vale   South Hackney   Muswell Hill   Turnpike Lane   Commercial Road   Leytonstone   Finchley Central   London Arena   Little Thurrock   Chingford Hatch   Barnsbury   Lower Nazeing   New Barnet   Rotherhithe   Hainault   Stamford Hill   Orsett   Waltham Cross   Harold Wood   Little Ilford   London Wall   Stratford   Rye Park   North Woolwich   Bank   Temple Mills   Dalston   Finsbury   Holloway Road   Lower Clapton   Liverpool Street   Beckton   West Finchley   Friern Barnet   Fleet Street   Bow Road   East Ham   Barking   South Quay   Forty Hill   Blackfriars   Fairlop Waters   Waltham Forest   Navestock   Devons Road   Dalston Junction   Chadwell St Mary   Grays   Aldgate East   Dagenham   Canning Town   Elm Park   Tower Hill   Broad Street   Stepney Green   East India   Becontree   Lea Bridge   Plashet   Westferry   East Finchley   Stapleford Tawney   Manor Park   Osidge   Islington   Botany Bay   Creekmouth   High Barnet   Newham   South Tottenham   Harringay   Upton Park   Hornsey   Cheshunt   West Tilbury   South Woodford   Baker Street   St Lukes   Havering-atte-Bower   Potters Bar   Mudchute   Forest Gate   Alexandra Palace   Wennington   Woodford Green   Aldersbrook   Newington Green   Broadley Common   Broxbourne   Billingsgate   Balls Pond Road   Mile End   Hornsey Rise   Cockfosters   Wanstead Park   Newington Green   Buckhurst Hill   Hackney   St Paul's   Holloway Road   Snaresbrook   Chigwell   Wormley   Dartmouth Park   Bowes Park   Enfield   Loughton   Mile End Road   West Green   Fortis Green   Hoxton   Capel Manor   Flamstead End   Essex Road   Hornchurch   Seven Sisters Road   Smithfield   Upper Clapton   Tilbury   Wapping   Shoreditch   Spitalbrook   Bow Church   Seven Kings   Enfield Chase   Hailey   Cannon Street   Passingford Bridge   Heron Quays   Upminster   East Tilbury   Victoria Docks   Noel Park   Hackney Wick   Haggerston   Tottenham   South Hornchurch   Bournebridge   Spitalfields