catflapfittersouthlondon.co.ukCatflap Fitter South London

Streatham Cat Flap

Cat Flap Fitting Services in SW16 Streatham South 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: 0208 098 2021
Email Us: sales@catflapfittersouthlondon.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 0208 098 2021 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

How to train your cat or dog to use their new pet flap

Some cats will approach a cat flap with curiosity, while others may be a bit more wary. Here is five easy steps to help get your cat using its new cat flap.

Cold every time you have to get up and let the cat in or out - woken in the middle of the night - sound familiar, then its possibly time you fitted a cat flap/dog flap!

Click for step by step proven guide
How to train your cat or dog to use their new pet flap

What our customers say

Choosing the right pet flap for your Pet

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

Frequently asked questions

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No - The cat flap/catflap must be glass fitting and circular as it is very expensive to cut a square hole, although not impossible.

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.

No - The glass in the door should already be toughened and you can not cut toughened glass, so we will need to replace the unit (worth hanging on to the double glazed unit we take ut as should you move or need to put this back at a later date will save you some money).

Yes - as cat flaps come in different sizes, models, automatic etc. it is best to talk to us first in order that you can ask all the questions you require answered on the most popular brands. We offer a selection of cat flaps and pet doors, we highly recommend that you take a brief look at the options prior to making a decision. We have added a link from our site to some of the most popular brands.

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'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!

  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

Just be prepared to be a bit more patient with older cats who may not have used a cat flap before. Use a food reward for your cat and try playing in close by so they get used to being nect to it. Leave the flap open so they can see outside as curiosity will entice them closer until they eventually go through it. 

Areas we cover

Postcodes   W14   TW18   DA3   TW15   TW7   SE26   SW7   DA12   SE5   BR1   TW16   BR5   SW9   SW15   TW12   SW12   DA4   BR3   SE7   W6   SW8   SE4   TW8   SW20   BR4   SE16   W1   TW14   SE27   TW9   SE1   DA16   SW10   SW6   W1M   SE19   SE17   SE13   TW20   DA8   TW17   SE23   SE6   DA10   DA11   TW4   TW5   TW3   BR7   DA13   SW19   SE28   SE3   SE8   SE15   SW14   SE24   TW11   W5   W9   SE9   DA9   SW16   BR2   W4   TW1   SW2   SW5   SW13   DA17   SE14   BR6   SE21   DA2   SW4   SE18   BR8   SW3   DA15   SW17   DA1   W3   SW18   W10   SE11   W11   SW1   SE20   SE25   DA5   SW1A   SE2   SW11   W12   TW10   TW19   SE12   SE22   W13   DA14   SE10   W2   W8   DA6   TW13   W7
Towns   Wraysbury   Westminster Abbey   Brixton   New Ash Green   Brompton   Streatham Hill   Paddington   Culverstone Green   Chiswick House   Ladywell   Staines   Crystal Palace   Tulse Hill   Roehampton   Kennington   St James's Park   Surrey Quays   Camberwell   Balham   Ealing   Queen's Gate   South Wimbledon   Kensington   Mayfair   Earlsfield   Acton Town   Ealing Broadway   Sidcup   Haydons Road   Sutton at Hone   Ladbroke Grove   Upper Sydenham   Hounslow West   Locksbottom   Turnham Green   Hanger Lane   Brompton   Holland Park   Istead Rise   South Lambeth   Earl's Court   Canary Wharf   Lower Sydenham   Peckham   North Cray   Longfield Hill   Southfleet   Queensway   Parsons Green   Downe   Littleton   Sydenham Hill   Hounslow Central   Cheyne Walk   Bushey Mead   Uxbridge Road   Lewisham   Deptford   Ealing Common   West Acton   Kensal Town   Barnes Bridge   Farningham   Singlewell or Ifield   Greenhithe   Charlton   Walworth   Clapham North   East Sheen   Goodge Street   Hartley   Maida Vale   Raynes Park   Foots Cray   Westbourne Green   Hook Green   Gloucester Road   City of Westminster   Ladywell   Wandsworth Road   Stockwell   Buckingham Palace   Richmond upon Thames   Furzedown   Ham   Laleham   Westway   Hyde Park   Cranford   Putney Heath   Wimbledon Common   Sunbury   Kingston upon Thames   Osterley Park   Paddington   Hammersmith   South Street   East Dulwich   New Cross Gate   Cottenham Park   Tooting Graveney   West Brompton   Rotherhithe   Green Park   Lee   Lewisham   New Eltham   Dartford   Harvel   Thorpe   Bostall Woods   Ranger's House   Perry Street   Westminster Bridge   East Dulwich   Cooper's Hill   Western Avenue   West Norwood   Southwark   Chislehurst   St Paul's Cray   Chelsea   Camer   Stamford Brook   Egham   Chelsfield   Hither Green   North Kensington   Warwick Avenue   Nine Elms   Tulse Hill   Beckenham   Vauxhall   Dulwich   Keston   Heston   Woodside   Lane End   Streatham Common   Lancaster Gate   Putney Vale   Kennington   Erith Marshes   Ravenscourt Park   Wimbledon Park   Green Street Green   Chislehurst Caves   Darenth   Brentford   Nunhead   St Mary Cray   Honor Oak Park   Tooting Bec   Boston Manor   Richmond   Hounslow   Horton Kirby   Fulham Palace Road   Notting Hill Gate   South Bank   South Ealing   Clapham Common   Twickenham   West Kensington   Queens Road   Kew Gardens   Elmers End   Greenwich   Vauxhall Bridge   Stone   Gravesend   Norwood   Westminster   Piccadilly Circus   Cromwell Road   Lambeth   Cobham   Welling   Peckham Rye   Loughborough Junction   White City   South Darenth   Bayswater Road   Cromwell Road   Shooter's Hill   Merton   Putney Bridge   Eynsford   Wandsworth Common   Acton   Betsham   Riverside   Knightsbridge   Old Kent Road   Grove Park   Swanscombe   High Street Kensington   Bean   Lesnes Abbey   Oxford Street   Thamesmead   Hyde Park Corner   Barons Court   Bromley Common   Elephant & Castle   Hounslow East   Goldhawk Road   Wandsworth Town   Bushy Park   Hammersmith & Fulham   Gipsy Hill   Lambeth North   East Putney   Brook Green   Hextable   Kensington Gore   Southwark Cathedral   East Bedfont   Clapham South   Longfield   Copse Hill   East Wickham   Oxford Circus   Kensington & Chelsea   West Heath   Royal Oak   Southwark   Bickley   Crayford   Wilmington   Blackheath Park   Edgware Road   Hythe End   Putney   Avery Hill   Belgravia   Upper Tooting   Chelsea   Hayes   Horniman Museum   Bellingham   Warwick Park   Goldhawk Road   Lavender Hill   Chalk   Upper Norwood   Merton   Marylebone   Pratt's Bottom   Erith   Marble Hill   Meopham   Clapham   Thamesmead   Clapham Junction   Stanwell Moor   Abbey Wood   Fulham Broadway   Down House   Rocks Lane   Boston Manor   Bermondsey   Northfleet   Chiswick Park   Southfields   Castlenau   Marble Arch   Crofton Park   Teddington   Drayton Green   Crystal Palace   Soho   St John's   Englefield Green   Bromley   Ashford   Sole Street   Lambeth   Hatton   Horseferry Road   Upper Halliford   Holland Park   Green Street Green   Stanwell   South Norwood   Bond Street   Hampton   Stockwell   London Bridge   Shepherds Bush   Chiswick High Road   Thong   Herne Hill   Hawley   Bayswater   Sydenham   Denmark Hill   North Dulwich   South Kensington   Vauxhall   New Barn   Barnes   Bexleyheath   Shorne Ridgeway   Bedford Park   Docklands   Kidbrooke   West Dulwich   Belvedere   Ealing   Tottenham Court Road   West Kilburn   Borough   Forest Hill   Ham House   Fawkham Green   Richmond Park   Park Lane   Gunnersbury   Regent Street   West Ealing   Slade Green   Mottingham   Plumstead   Penge   Shorne   Streatham   Northfields   Feltham   New Kent Road   Battersea   Hyde Park   Farnborough   Knockholt Station   Lee Green   Shooter's Hill   South Acton   Hammersmith   Osterley   Swanley   Great Portland Street   Chiswick   Western Avenue   Leaves Green   Deptford High Street   West Wickham   Rye Lane   Chelsea Embankment   Ladbroke Grove   Well Hall   Fulham   Deptford   Pimlico   Wandsworth   Maida Hill   Tooting Broadway   Westbourne Grove   Westbourne Park   Sands End   Woolwich   Kew   Warren Street   Anerley   Norbury   Hounslow   Eltham   West Hill   Hanwell   Latimer Road   Wimbledon   Acton Green   Vigo Village   Crockenhill   Grove Park   New Cross   Sloane Square   Bedford Park   Bermondsey   North Ealing   Victoria   Bexley   Colliers Wood   Eden Park   Isleworth   Great West Road   Brockley   Lambeth   Waterloo   Orpington   East Acton   Honor Oak   Catford   Brompton Road   Newington   Marylebone   Norwood Junction   Luddesdown   Coldblow   Hanworth   Summerstown   Syon House   Notting Hill   Oval   Blackheath   Coldharbour Lane   Olympia   Meopham Green   Mortlake   Fulham Palace Road   Shepperton   Elthorne Park   Well Hill
Counties   Greater London   Berkshire   Kent   Surrey
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